SubscriptionItem

CRM5 EndpointsCRM / SubscriptionItem

Returns a list of SubscriptionItem

GET/api/crm/subscription/item

Query parameters

`searchString`string	text to search for in the list
`orderFieldName`string	name of the order field
`orderFieldSort`string	sorting modeAllowed: `DESCASC`
`page`integer	page of the list
`pageSize`integer	number of entries for each page
`withMaxPageNumber`string	returns the number of pages available as a header if this is set

Responses

200Returns a list of SubscriptionItemarray<SubscriptionItem>

Show fields (5)

idinteger
Primary key of the subscription item. Internal ID.
crm_personCRMPerson10
Person the subscription belongs to.
Show fields (81)
- idinteger
  Primary key of the person. Internal ID.
- first_namestring
  First name of the person.
- last_namestring
  Last name of the person.
- numberinteger
  Member or customer number of the person.
- manual_numberinteger
  Number set manually instead of the automatic number.
- number_stringstring
  Member or customer number as text, including prefix.
- genderstring
  Gender of the person.
- titlestring
  Academic or other title of the person.
- positionstring
  Position or role of the person.
- languagestring
  Preferred language of the person.
- special_salutationstring
  Special salutation text for letters.
- form_of_salutationstring
  Form of salutation, for example formal or informal.
- birthdaystring (date-time)
  Birthday of the person.
- known_allergiesstring
  Known allergies of the person.
- confirmed_no_allergiesboolean
  Guardian confirmed that there are no known allergies.
- allow_photosboolean
  Photos of the person may be taken and published.
- allow_leaving_aloneboolean
  The person may leave the event alone.
- authorized_pickupstring
  Persons who are allowed to pick up the person.
- needs_supportboolean
  The person needs support, for example for inclusion.
- support_descriptionstring
  Description of the support the person needs.
- financial_supportboolean
  The person receives financial support.
- financial_support_numberstring
  Number of the financial support.
- municipal_supportboolean
  The person receives municipal support.
- municipal_support_numberstring
  Number of the municipal support.
- grade_levelinteger
  School grade level of the person.
- school_classstring
  School class of the person.
- start_timestring (date-time)
  Start of the membership or activity.
- start_time_reasonstring
  Reason for the start.
- end_timestring (date-time)
  End of the membership or activity.
- end_time_reasonstring
  Reason for the end.
- confirmed_gtc_timestring (date-time)
  Time the general terms and conditions were confirmed.
- chatbot_opt_inboolean
  Einwilligung in die Nutzung des KI-Assistenten. Denormalisierter aktueller Stand - das pruefbare Protokoll steht in ChatbotConsent.
- chatbot_opt_in_atstring (date-time)
  Time the person opted in to the chatbot.
- chatbot_opt_in_text_versionstring
  Version des Einwilligungstextes, dem zugestimmt wurde. Weicht sie von der aktuellen Version ab, ist das Opt-in abgelaufen.
- app_usage_statistics_opt_outboolean
  Widerspruch gegen die anonyme Nutzungsstatistik der Mitglieder-App. Die App liest ihn aus den StaticData und schickt dann nichts mehr; die gezaehlten Aufrufe selbst haben keinen Bezug zur Person.
- crm_person_contact_dataarray<CRMPersonContactData>
  Contact data of the person, for example phone and e-mail.
- archivedboolean
  Whether the person is archived.
- subscribed_newsletterboolean
  Whether the person subscribed to the newsletter.
- subscribed_magazineboolean
  Whether the person subscribed to the magazine.
- printed_member_cardboolean
  Whether a member card has been printed for the person.
- has_login_userboolean
  Whether the person has a login user.
- profile_picture_urlstring
  URL of the profile picture of the person.
- log_book_staffboolean
  Log book flag: staff.
- log_book_staff1boolean
  Log book flag: staff, level 1.
- log_book_staff2boolean
  Log book flag: staff, level 2.
- log_book_memberboolean
  Log book flag: member.
- log_book_trainerboolean
  Log book flag: trainer.
- log_book_trainer1boolean
  Log book flag: trainer, level 1.
- log_book_trainer2boolean
  Log book flag: trainer, level 2.
- log_book_head_of_departmentboolean
  Log book flag: head of department.
- log_book_supervisory_boardboolean
  Log book flag: supervisory board.
- log_book_board_of_directorsboolean
  Log book flag: board of directors.
- log_book_honorary_memberboolean
  Log book flag: honorary member.
- log_book_club_card_oneboolean
  Log book flag: club card.
- log_book_health_recoveredboolean
  Log book flag: recovered from illness.
- log_book_health_vaccinatedboolean
  Log book flag: vaccinated.
- log_book_health_vaccinated_additionstring
  Details of the vaccination.
- log_book_good_conductboolean
  Log book flag: certificate of good conduct.
- log_book_first_aidboolean
  Log book flag: first aid training.
- log_book_measles_vaccinationboolean
  Log book flag: measles vaccination.
- sync_lanistaboolean
  Whether the person is synchronized with Lanista.
- categoryCRMPersonCategory
  Person category.
- nicknamestring
  Nickname of the person.
- preferred_color_hexstring
  Preferred color of the person as hex value.
- avatar_tokenstring
  Token of the avatar image.
- search_stringstring
  Text that the entity can be searched by.
- addressstring
  Address as text.
- address_streetstring
  Street of the address.
- address_house_numberstring
  House number of the address.
- address_street_levelstring
  Street and house number of the address.
- address_costring
  Care-of line of the address.
- address_citystring
  City of the address.
- address_zipstring
  Postal code of the address.
- address_admin_level1string
  First administrative level of the address, e.g. the federal state.
- address_countrystring
  Country code of the address.
- address_full_countrystring
  Full name of the country of the address.
- address_geo_latstring
  Latitude of the address.
- address_geo_lngstring
  Longitude of the address.
- address_external_provider_idstring
  field to store the external provider id of the address. e.g. Google Maps PlaceID like google:ChIJVcKw5r90sEcRhdjNq6NItqE
- createdstring (date-time)
  Point in time the entity was created.
- … 2 more fields
crm_companyCRMCompany
Company the subscription belongs to.
Show fields (55)
- idinteger
  Primary key of the company. Internal ID.
- short_namestring
  Short name of the company.
- company_namestring
  Legal name of the company.
- secondary_namestring
  Second name line of the company.
- direct_dialstring
  Direct dial number of the company.
- invoice_emailstring
  E-mail address for invoices.
- send_invoice_emailboolean
  Send invoices by e-mail.
- send_invoice_letterboolean
  Send invoices by letter.
- time_report_emailstring
  E-mail address for time reports.
- payment_goalPaymentGoal
  Payment term of the company.
- payment_intervalstring
  Interval of the payments.
- vatidstring
  VAT identification number.
- taxnumberstring
  Tax number of the company.
- buyer_reference_idstring
  Leitweg-ID or custom reference ID defined by the customer
- taxTax
  Tax rate used for the company.
- infostring
  Information about the company.
- numberstring
  Customer or supplier number of the company.
- manual_numberinteger
  Number set manually instead of the automatic number.
- number_stringstring
  Company number as text, including prefix.
- is_customerboolean
  The company is a customer.
- is_supplierboolean
  The company is a supplier.
- is_otherboolean
  The company is neither customer nor supplier.
- is_memberboolean
  The company is a member.
- archivedboolean
  The company is archived.
- categoryCRMCompanyCategory
  Category of the company.
- visible_for_customerboolean
  Whether the company is visible to the customer.
- founding_datestring (date-time)
  Founding date of the company.
- nace_sectionstring
  NACE section code (letter A-U)
- nace_codestring
  NACE code (numeric like 01.11, 62.01)
- search_stringstring
  Text that the entity can be searched by.
- addressstring
  Address as text.
- address_streetstring
  Street of the address.
- address_house_numberstring
  House number of the address.
- address_street_levelstring
  Street and house number of the address.
- address_costring
  Care-of line of the address.
- address_citystring
  City of the address.
- address_zipstring
  Postal code of the address.
- address_admin_level1string
  First administrative level of the address, e.g. the federal state.
- address_countrystring
  Country code of the address.
- address_full_countrystring
  Full name of the country of the address.
- address_geo_latstring
  Latitude of the address.
- address_geo_lngstring
  Longitude of the address.
- address_external_provider_idstring
  field to store the external provider id of the address. e.g. Google Maps PlaceID like google:ChIJVcKw5r90sEcRhdjNq6NItqE
- main_phonestring
  Main phone number.
- main_faxstring
  Main fax number.
- main_emailstring
  Main e-mail address.
- websitestring
  Website address.
- createdstring (date-time)
  Point in time the entity was created.
- updatedstring (date-time)
  Point in time the entity was last updated.
- payment_typePaymentType
- company_employee_countinteger
  Number of employees of the company.
- company_founding_yearinteger
  Founding year of the company.
- company_family_ownedboolean
  Whether the company is family-owned.
- company_sales_volumestring
  Sales volume of the company.
- company_segmentstring
  Market segment of the company.
productPredefinedBillingItem5
Product the subscription bills.
Show fields (62)
- idinteger
  Primary key of the mapped billing item. Internal ID.
- namestringrequired
  Name of the billing item.
- descriptionstringrequired
  Description of the billing item shown to the customer.
- internal_descriptionstring
  Internal description of the billing item, not shown to the customer.
- fixed_hoursnumber (float)
  Fixed number of hours billed.
- fixed_pricenumber (float)
  Fixed price billed.
- fixed_price_base_unitnumber (float)
  Base unit for the fixed price.
- price_fixed_hoursnumber (float)
  Price for the fixed hours.
- price_additional_hoursnumber (float)
  Price for each additional hour.
- name_additional_hoursstring
  Name of the additional hours item.
- description_additional_hoursstring
  Description of the additional hours item.
- time_billed_on_ticket_closeboolean
  Whether the time is billed when the ticket is closed.
- billing_typeBillingItemType
  Billing item type.
- buying_pricenumber (float)
  Purchase price of the item.
- recurrenceCRMRecurrence
  Recurrence the billing item follows.
- deletedboolean
  Whether the billing item is deleted.
- condition_date_afterstring (date-time)
  The item applies only to dates after this date.
- condition_date_beforestring (date-time)
  The item applies only to dates before this date.
- condition_country_codestring
  Country code the item applies to.
- condition_zip_code_fromstring
  Start of the postal code range the item applies to.
- condition_zip_code_tostring
  End of the postal code range the item applies to.
- condition_time_after_hourinteger
  The item applies only after this hour of the day.
- condition_max_lengthinteger
  Maximum length the item applies to.
- condition_time_before_hourinteger
  The item applies only before this hour of the day.
- condition_sub_access_tagAccessTag
  Access tag a subscription must have for the item to apply.
- condition_show_despite_missing_access_tagboolean
  Whether the item is shown even if the access tag is missing.
- condition_sub_free_logicstring
  Free-form condition logic for the subscription.
- fixed_price_logicstring
  Free-form logic that calculates the fixed price.
- sub_self_service_addboolean
  Whether members can add the subscription themselves.
- sub_self_service_deleteboolean
  Whether members can cancel the subscription themselves.
- sub_self_service_add_fixed_pricenumber (float)
  Fixed price charged when members add the subscription themselves.
- sub_self_service_delete_fixed_pricenumber (float)
  Fixed price charged when members cancel the subscription themselves.
- sub_pre_paidboolean
  Whether the subscription is paid in advance.
- sub_only_billed_after_startboolean
  Whether the subscription is only billed after its start date.
- sub_people_age_group_oneinteger
  Upper age limit of age group one.
- sub_people_age_group_one_discountinteger
  Discount in percent for age group one.
- sub_people_age_group_one_freeinteger
  Number of free places for age group one.
- sub_people_age_group_twointeger
  Upper age limit of age group two.
- sub_people_age_group_two_discountinteger
  Discount in percent for age group two.
- sub_people_age_group_two_freeinteger
  Number of free places for age group two.
- sub_people_age_group_threeinteger
  Upper age limit of age group three.
- sub_people_age_group_three_discountinteger
  Discount in percent for age group three.
- sub_people_age_group_three_freeinteger
  Number of free places for age group three.
- sub_people_age_group_fourinteger
  Upper age limit of age group four.
- sub_people_age_group_four_discountinteger
  Discount in percent for age group four.
- sub_people_age_group_four_freeinteger
  Number of free places for age group four.
- price_is_bruttoboolean
  Whether the prices are gross prices including tax.
- skustring
  Artikelnummer (Stock Keeping Unit)
- barcodestring
  Barcode (ISBN, UPC, GTIN usw.)
- companyCRMCompany
  Company the billing item belongs to.
- parentPredefinedBillingItem5
  Parent billing item, for example for variants.
- is_preferredboolean
  The item is preferred and shown first.
- is_defaultboolean
  The item is the default for its type.
- is_discountboolean
  The item is a discount.
- is_freeboolean
  The item is free of charge.
- is_passiveboolean
  The item is passive and cannot be selected anymore.
- is_globalboolean
  The item is available for all companies.
- inventory_countinteger
  Number of pieces in stock, if the item is a product.
- stock_itemboolean
  This is flag for items that can be ordered at any time
- producer_guarantee_yearsnumber (float)
  Herstellergarantie in Jahren (ganze Jahre oder ,5-Schritte, siehe ProductGuaranteeYears). Grundlage fuer das EU GARAN Label (nur bei Garantie > 2 Jahre zulaessig). Producer guarantee of durability in years (whole or .5 steps), basis for the EU GARAN label.
- producer_brandstring
  Hersteller / Marke, die die Haltbarkeitsgarantie gibt - editierbares Feld "Brand/Trademark" des EU GARAN Labels. Producer / brand offering the commercial guarantee of durability.
- … 25 more fields
… 10 more fields

Request

curl --request GET \
  --url https://your-instance.iw-erp.de/api/crm/subscription/item \
  --header 'x-iw-jwt-token: <TOKEN>'

const options = {method: 'GET', headers: {'x-iw-jwt-token': '<TOKEN>'}};

fetch('https://your-instance.iw-erp.de/api/crm/subscription/item', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://your-instance.iw-erp.de/api/crm/subscription/item"

headers = {"x-iw-jwt-token": "<TOKEN>"}

response = requests.get(url, headers=headers)

print(response.text)

<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'https://your-instance.iw-erp.de/api/crm/subscription/item', [
  'headers' => [
    'x-iw-jwt-token' => '<TOKEN>',
  ],
]);

echo $response->getBody();

using System.Net.Http.Headers;
var client = new HttpClient();
var request = new HttpRequestMessage
{
  Method = HttpMethod.Get,
  RequestUri = new Uri("https://your-instance.iw-erp.de/api/crm/subscription/item"),
  Headers =
  {
    { "x-iw-jwt-token", "<TOKEN>" },
  },
};
using (var response = await client.SendAsync(request))
{
  response.EnsureSuccessStatusCode();
  var body = await response.Content.ReadAsStringAsync();
  Console.WriteLine(body);
}

OkHttpClient client = new OkHttpClient();

Request request = new Request.Builder()
  .url("https://your-instance.iw-erp.de/api/crm/subscription/item")
  .get()
  .addHeader("x-iw-jwt-token", "<TOKEN>")
  .build();

Response response = client.newCall(request).execute();

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://your-instance.iw-erp.de/api/crm/subscription/item"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("x-iw-jwt-token", "<TOKEN>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

Dart with the iw_erp_api package

import 'package:iw_erp_api/clients/crm_subscription_item_controller.dart';
import 'package:iw_erp_api/logic/iw_api_state.dart';

IwApiState().host = 'your-instance.iw-erp.de';
IwApiState().currentJwtApiToken = '<TOKEN>';

final result = await CrmSubscriptionItemController.getAll();
if (result.success) {
  print(result.data);
}

Response 200 application/json

[
  {
    "id": 42,
    "crm_person": {
      "id": 42,
      "first_name": "Lena",
      "last_name": "Hartmann",
      "title": "Beispiel",
      "language": "de",
      "support_description": "Text",
      "profile_picture_url": "https://vynst.de",
      "address_street": "Jakobistr. 39",
      "address_city": "Hannover",
      "address_zip": "30163"
    },
    "crm_company": {
      "id": 42,
      "short_name": "Beispiel",
      "company_name": "Beispiel",
      "secondary_name": "Beispiel",
      "invoice_email": "lena.hartmann@example.org",
      "send_invoice_email": true,
      "time_report_email": "lena.hartmann@example.org",
      "address_street": "Jakobistr. 39",
      "address_city": "Hannover",
      "address_zip": "30163"
    },
    "product": {
      "name": "Beispiel",
      "description": "Text",
      "id": 42,
      "internal_description": "Text",
      "fixed_hours": 1.5,
      "fixed_price": 49.9,
      "fixed_price_base_unit": 49.9,
      "price_fixed_hours": 49.9,
      "price_additional_hours": 49.9,
      "name_additional_hours": "string"
    },
    "start": "2026-10-15T09:30:00+02:00",
    "end": "2026-10-15T09:30:00+02:00",
    "billed": "2026-10-15T09:30:00+02:00",
    "quantity": 1.5,
    "from_log_book_entry": true,
    "is_temporary": true
  }
]

Create a single SubscriptionItem

POST/api/crm/subscription/item

Request body application/json

dataSubscriptionItem2
Show fields (8)
- idinteger
  Primary key of the subscription item. Internal ID.
- crm_personCRMPerson9
  Person the subscription belongs to.
- crm_companyCRMCompany9
  Company the subscription belongs to.
- productPredefinedBillingItem6
  Product the subscription bills.
- startstring (date-time)
  Start of the subscription.
- endstring (date-time)
  End of the subscription.
- billedstring (date-time)
  Time the subscription was billed.
- quantitynumber (float)
  Quantity billed.

Responses

200Create a single SubscriptionItemSubscriptionItem3

Show fields (5)

idinteger
Primary key of the subscription item. Internal ID.
crm_personCRMPerson10
Person the subscription belongs to.
Show fields (81)
- idinteger
  Primary key of the person. Internal ID.
- first_namestring
  First name of the person.
- last_namestring
  Last name of the person.
- numberinteger
  Member or customer number of the person.
- manual_numberinteger
  Number set manually instead of the automatic number.
- number_stringstring
  Member or customer number as text, including prefix.
- genderstring
  Gender of the person.
- titlestring
  Academic or other title of the person.
- positionstring
  Position or role of the person.
- languagestring
  Preferred language of the person.
- special_salutationstring
  Special salutation text for letters.
- form_of_salutationstring
  Form of salutation, for example formal or informal.
- birthdaystring (date-time)
  Birthday of the person.
- known_allergiesstring
  Known allergies of the person.
- confirmed_no_allergiesboolean
  Guardian confirmed that there are no known allergies.
- allow_photosboolean
  Photos of the person may be taken and published.
- allow_leaving_aloneboolean
  The person may leave the event alone.
- authorized_pickupstring
  Persons who are allowed to pick up the person.
- needs_supportboolean
  The person needs support, for example for inclusion.
- support_descriptionstring
  Description of the support the person needs.
- financial_supportboolean
  The person receives financial support.
- financial_support_numberstring
  Number of the financial support.
- municipal_supportboolean
  The person receives municipal support.
- municipal_support_numberstring
  Number of the municipal support.
- grade_levelinteger
  School grade level of the person.
- school_classstring
  School class of the person.
- start_timestring (date-time)
  Start of the membership or activity.
- start_time_reasonstring
  Reason for the start.
- end_timestring (date-time)
  End of the membership or activity.
- end_time_reasonstring
  Reason for the end.
- confirmed_gtc_timestring (date-time)
  Time the general terms and conditions were confirmed.
- chatbot_opt_inboolean
  Einwilligung in die Nutzung des KI-Assistenten. Denormalisierter aktueller Stand - das pruefbare Protokoll steht in ChatbotConsent.
- chatbot_opt_in_atstring (date-time)
  Time the person opted in to the chatbot.
- chatbot_opt_in_text_versionstring
  Version des Einwilligungstextes, dem zugestimmt wurde. Weicht sie von der aktuellen Version ab, ist das Opt-in abgelaufen.
- app_usage_statistics_opt_outboolean
  Widerspruch gegen die anonyme Nutzungsstatistik der Mitglieder-App. Die App liest ihn aus den StaticData und schickt dann nichts mehr; die gezaehlten Aufrufe selbst haben keinen Bezug zur Person.
- crm_person_contact_dataarray<CRMPersonContactData>
  Contact data of the person, for example phone and e-mail.
- archivedboolean
  Whether the person is archived.
- subscribed_newsletterboolean
  Whether the person subscribed to the newsletter.
- subscribed_magazineboolean
  Whether the person subscribed to the magazine.
- printed_member_cardboolean
  Whether a member card has been printed for the person.
- has_login_userboolean
  Whether the person has a login user.
- profile_picture_urlstring
  URL of the profile picture of the person.
- log_book_staffboolean
  Log book flag: staff.
- log_book_staff1boolean
  Log book flag: staff, level 1.
- log_book_staff2boolean
  Log book flag: staff, level 2.
- log_book_memberboolean
  Log book flag: member.
- log_book_trainerboolean
  Log book flag: trainer.
- log_book_trainer1boolean
  Log book flag: trainer, level 1.
- log_book_trainer2boolean
  Log book flag: trainer, level 2.
- log_book_head_of_departmentboolean
  Log book flag: head of department.
- log_book_supervisory_boardboolean
  Log book flag: supervisory board.
- log_book_board_of_directorsboolean
  Log book flag: board of directors.
- log_book_honorary_memberboolean
  Log book flag: honorary member.
- log_book_club_card_oneboolean
  Log book flag: club card.
- log_book_health_recoveredboolean
  Log book flag: recovered from illness.
- log_book_health_vaccinatedboolean
  Log book flag: vaccinated.
- log_book_health_vaccinated_additionstring
  Details of the vaccination.
- log_book_good_conductboolean
  Log book flag: certificate of good conduct.
- log_book_first_aidboolean
  Log book flag: first aid training.
- log_book_measles_vaccinationboolean
  Log book flag: measles vaccination.
- sync_lanistaboolean
  Whether the person is synchronized with Lanista.
- categoryCRMPersonCategory
  Person category.
- nicknamestring
  Nickname of the person.
- preferred_color_hexstring
  Preferred color of the person as hex value.
- avatar_tokenstring
  Token of the avatar image.
- search_stringstring
  Text that the entity can be searched by.
- addressstring
  Address as text.
- address_streetstring
  Street of the address.
- address_house_numberstring
  House number of the address.
- address_street_levelstring
  Street and house number of the address.
- address_costring
  Care-of line of the address.
- address_citystring
  City of the address.
- address_zipstring
  Postal code of the address.
- address_admin_level1string
  First administrative level of the address, e.g. the federal state.
- address_countrystring
  Country code of the address.
- address_full_countrystring
  Full name of the country of the address.
- address_geo_latstring
  Latitude of the address.
- address_geo_lngstring
  Longitude of the address.
- address_external_provider_idstring
  field to store the external provider id of the address. e.g. Google Maps PlaceID like google:ChIJVcKw5r90sEcRhdjNq6NItqE
- createdstring (date-time)
  Point in time the entity was created.
- … 2 more fields
crm_companyCRMCompany
Company the subscription belongs to.
Show fields (55)
- idinteger
  Primary key of the company. Internal ID.
- short_namestring
  Short name of the company.
- company_namestring
  Legal name of the company.
- secondary_namestring
  Second name line of the company.
- direct_dialstring
  Direct dial number of the company.
- invoice_emailstring
  E-mail address for invoices.
- send_invoice_emailboolean
  Send invoices by e-mail.
- send_invoice_letterboolean
  Send invoices by letter.
- time_report_emailstring
  E-mail address for time reports.
- payment_goalPaymentGoal
  Payment term of the company.
- payment_intervalstring
  Interval of the payments.
- vatidstring
  VAT identification number.
- taxnumberstring
  Tax number of the company.
- buyer_reference_idstring
  Leitweg-ID or custom reference ID defined by the customer
- taxTax
  Tax rate used for the company.
- infostring
  Information about the company.
- numberstring
  Customer or supplier number of the company.
- manual_numberinteger
  Number set manually instead of the automatic number.
- number_stringstring
  Company number as text, including prefix.
- is_customerboolean
  The company is a customer.
- is_supplierboolean
  The company is a supplier.
- is_otherboolean
  The company is neither customer nor supplier.
- is_memberboolean
  The company is a member.
- archivedboolean
  The company is archived.
- categoryCRMCompanyCategory
  Category of the company.
- visible_for_customerboolean
  Whether the company is visible to the customer.
- founding_datestring (date-time)
  Founding date of the company.
- nace_sectionstring
  NACE section code (letter A-U)
- nace_codestring
  NACE code (numeric like 01.11, 62.01)
- search_stringstring
  Text that the entity can be searched by.
- addressstring
  Address as text.
- address_streetstring
  Street of the address.
- address_house_numberstring
  House number of the address.
- address_street_levelstring
  Street and house number of the address.
- address_costring
  Care-of line of the address.
- address_citystring
  City of the address.
- address_zipstring
  Postal code of the address.
- address_admin_level1string
  First administrative level of the address, e.g. the federal state.
- address_countrystring
  Country code of the address.
- address_full_countrystring
  Full name of the country of the address.
- address_geo_latstring
  Latitude of the address.
- address_geo_lngstring
  Longitude of the address.
- address_external_provider_idstring
  field to store the external provider id of the address. e.g. Google Maps PlaceID like google:ChIJVcKw5r90sEcRhdjNq6NItqE
- main_phonestring
  Main phone number.
- main_faxstring
  Main fax number.
- main_emailstring
  Main e-mail address.
- websitestring
  Website address.
- createdstring (date-time)
  Point in time the entity was created.
- updatedstring (date-time)
  Point in time the entity was last updated.
- payment_typePaymentType
- company_employee_countinteger
  Number of employees of the company.
- company_founding_yearinteger
  Founding year of the company.
- company_family_ownedboolean
  Whether the company is family-owned.
- company_sales_volumestring
  Sales volume of the company.
- company_segmentstring
  Market segment of the company.
productPredefinedBillingItem7
Product the subscription bills.
Show fields (62)
- idinteger
  Primary key of the mapped billing item. Internal ID.
- namestringrequired
  Name of the billing item.
- descriptionstringrequired
  Description of the billing item shown to the customer.
- internal_descriptionstring
  Internal description of the billing item, not shown to the customer.
- fixed_hoursnumber (float)
  Fixed number of hours billed.
- fixed_pricenumber (float)
  Fixed price billed.
- fixed_price_base_unitnumber (float)
  Base unit for the fixed price.
- price_fixed_hoursnumber (float)
  Price for the fixed hours.
- price_additional_hoursnumber (float)
  Price for each additional hour.
- name_additional_hoursstring
  Name of the additional hours item.
- description_additional_hoursstring
  Description of the additional hours item.
- time_billed_on_ticket_closeboolean
  Whether the time is billed when the ticket is closed.
- billing_typeBillingItemType
  Billing item type.
- buying_pricenumber (float)
  Purchase price of the item.
- recurrenceCRMRecurrence
  Recurrence the billing item follows.
- deletedboolean
  Whether the billing item is deleted.
- condition_date_afterstring (date-time)
  The item applies only to dates after this date.
- condition_date_beforestring (date-time)
  The item applies only to dates before this date.
- condition_country_codestring
  Country code the item applies to.
- condition_zip_code_fromstring
  Start of the postal code range the item applies to.
- condition_zip_code_tostring
  End of the postal code range the item applies to.
- condition_time_after_hourinteger
  The item applies only after this hour of the day.
- condition_max_lengthinteger
  Maximum length the item applies to.
- condition_time_before_hourinteger
  The item applies only before this hour of the day.
- condition_sub_access_tagAccessTag
  Access tag a subscription must have for the item to apply.
- condition_show_despite_missing_access_tagboolean
  Whether the item is shown even if the access tag is missing.
- condition_sub_free_logicstring
  Free-form condition logic for the subscription.
- fixed_price_logicstring
  Free-form logic that calculates the fixed price.
- sub_self_service_addboolean
  Whether members can add the subscription themselves.
- sub_self_service_deleteboolean
  Whether members can cancel the subscription themselves.
- sub_self_service_add_fixed_pricenumber (float)
  Fixed price charged when members add the subscription themselves.
- sub_self_service_delete_fixed_pricenumber (float)
  Fixed price charged when members cancel the subscription themselves.
- sub_pre_paidboolean
  Whether the subscription is paid in advance.
- sub_only_billed_after_startboolean
  Whether the subscription is only billed after its start date.
- sub_people_age_group_oneinteger
  Upper age limit of age group one.
- sub_people_age_group_one_discountinteger
  Discount in percent for age group one.
- sub_people_age_group_one_freeinteger
  Number of free places for age group one.
- sub_people_age_group_twointeger
  Upper age limit of age group two.
- sub_people_age_group_two_discountinteger
  Discount in percent for age group two.
- sub_people_age_group_two_freeinteger
  Number of free places for age group two.
- sub_people_age_group_threeinteger
  Upper age limit of age group three.
- sub_people_age_group_three_discountinteger
  Discount in percent for age group three.
- sub_people_age_group_three_freeinteger
  Number of free places for age group three.
- sub_people_age_group_fourinteger
  Upper age limit of age group four.
- sub_people_age_group_four_discountinteger
  Discount in percent for age group four.
- sub_people_age_group_four_freeinteger
  Number of free places for age group four.
- price_is_bruttoboolean
  Whether the prices are gross prices including tax.
- skustring
  Artikelnummer (Stock Keeping Unit)
- barcodestring
  Barcode (ISBN, UPC, GTIN usw.)
- companyCRMCompany
  Company the billing item belongs to.
- parentPredefinedBillingItem7
  Parent billing item, for example for variants.
- is_preferredboolean
  The item is preferred and shown first.
- is_defaultboolean
  The item is the default for its type.
- is_discountboolean
  The item is a discount.
- is_freeboolean
  The item is free of charge.
- is_passiveboolean
  The item is passive and cannot be selected anymore.
- is_globalboolean
  The item is available for all companies.
- inventory_countinteger
  Number of pieces in stock, if the item is a product.
- stock_itemboolean
  This is flag for items that can be ordered at any time
- producer_guarantee_yearsnumber (float)
  Herstellergarantie in Jahren (ganze Jahre oder ,5-Schritte, siehe ProductGuaranteeYears). Grundlage fuer das EU GARAN Label (nur bei Garantie > 2 Jahre zulaessig). Producer guarantee of durability in years (whole or .5 steps), basis for the EU GARAN label.
- producer_brandstring
  Hersteller / Marke, die die Haltbarkeitsgarantie gibt - editierbares Feld "Brand/Trademark" des EU GARAN Labels. Producer / brand offering the commercial guarantee of durability.
- … 25 more fields
… 14 more fields

Request

curl --request POST \
  --url https://your-instance.iw-erp.de/api/crm/subscription/item \
  --header 'content-type: application/json' \
  --header 'x-iw-jwt-token: <TOKEN>' \
  --data '
{
  "data": {
    "id": 42,
    "start": "2026-10-15T09:30:00+02:00",
    "end": "2026-10-15T09:30:00+02:00",
    "billed": "2026-10-15T09:30:00+02:00",
    "quantity": 1.5
  }
}
'

const options = {
  method: 'POST',
  headers: {'x-iw-jwt-token': '<TOKEN>', 'content-type': 'application/json'},
  body: JSON.stringify({
    data: {
      id: 42,
      start: '2026-10-15T09:30:00+02:00',
      end: '2026-10-15T09:30:00+02:00',
      billed: '2026-10-15T09:30:00+02:00',
      quantity: 1.5
    }
  })
};

fetch('https://your-instance.iw-erp.de/api/crm/subscription/item', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://your-instance.iw-erp.de/api/crm/subscription/item"

payload = { "data": {
    "id": 42,
    "start": "2026-10-15T09:30:00+02:00",
    "end": "2026-10-15T09:30:00+02:00",
    "billed": "2026-10-15T09:30:00+02:00",
    "quantity": 1.5
  } }
headers = {
  "x-iw-jwt-token": "<TOKEN>",
  "content-type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('POST', 'https://your-instance.iw-erp.de/api/crm/subscription/item', [
  'body' => '{"data":{"id":42,"start":"2026-10-15T09:30:00+02:00","end":"2026-10-15T09:30:00+02:00","billed":"2026-10-15T09:30:00+02:00","quantity":1.5}}',
  'headers' => [
    'content-type' => 'application/json',
    'x-iw-jwt-token' => '<TOKEN>',
  ],
]);

echo $response->getBody();

using System.Net.Http.Headers;
var client = new HttpClient();
var request = new HttpRequestMessage
{
  Method = HttpMethod.Post,
  RequestUri = new Uri("https://your-instance.iw-erp.de/api/crm/subscription/item"),
  Headers =
  {
    { "x-iw-jwt-token", "<TOKEN>" },
  },
  Content = new StringContent("{\"data\":{\"id\":42,\"start\":\"2026-10-15T09:30:00+02:00\",\"end\":\"2026-10-15T09:30:00+02:00\",\"billed\":\"2026-10-15T09:30:00+02:00\",\"quantity\":1.5}}")
  {
    Headers =
    {
      ContentType = new MediaTypeHeaderValue("application/json")
    }
  }
};
using (var response = await client.SendAsync(request))
{
  response.EnsureSuccessStatusCode();
  var body = await response.Content.ReadAsStringAsync();
  Console.WriteLine(body);
}

OkHttpClient client = new OkHttpClient();

MediaType mediaType = MediaType.parse("application/json");
RequestBody body = RequestBody.create(mediaType, "{\"data\":{\"id\":42,\"start\":\"2026-10-15T09:30:00+02:00\",\"end\":\"2026-10-15T09:30:00+02:00\",\"billed\":\"2026-10-15T09:30:00+02:00\",\"quantity\":1.5}}");
Request request = new Request.Builder()
  .url("https://your-instance.iw-erp.de/api/crm/subscription/item")
  .post(body)
  .addHeader("x-iw-jwt-token", "<TOKEN>")
  .addHeader("content-type", "application/json")
  .build();

Response response = client.newCall(request).execute();

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://your-instance.iw-erp.de/api/crm/subscription/item"

	payload := strings.NewReader("{\"data\":{\"id\":42,\"start\":\"2026-10-15T09:30:00+02:00\",\"end\":\"2026-10-15T09:30:00+02:00\",\"billed\":\"2026-10-15T09:30:00+02:00\",\"quantity\":1.5}}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("x-iw-jwt-token", "<TOKEN>")
	req.Header.Add("content-type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

Dart with the iw_erp_api package

import 'package:iw_erp_api/clients/crm_subscription_item_controller.dart';
import 'package:iw_erp_api/logic/iw_api_state.dart';
import 'package:iw_erp_api/model/crm_subscription_item.dart';

IwApiState().host = 'your-instance.iw-erp.de';
IwApiState().currentJwtApiToken = '<TOKEN>';

final result = await CrmSubscriptionItemController.post(CrmSubscriptionItem.fromJson({
  "id": 42,
  "start": "2026-10-15T09:30:00+02:00",
  "end": "2026-10-15T09:30:00+02:00",
  "billed": "2026-10-15T09:30:00+02:00",
  "quantity": 1.5
}));
if (result.success) {
  print(result.data);
}

Response 200 application/json

{
  "id": 42,
  "crm_person": {
    "id": 42,
    "first_name": "Lena",
    "last_name": "Hartmann",
    "title": "Beispiel",
    "language": "de",
    "support_description": "Text",
    "profile_picture_url": "https://vynst.de",
    "address_street": "Jakobistr. 39",
    "address_city": "Hannover",
    "address_zip": "30163"
  },
  "crm_company": {
    "id": 42,
    "short_name": "Beispiel",
    "company_name": "Beispiel",
    "secondary_name": "Beispiel",
    "invoice_email": "lena.hartmann@example.org",
    "send_invoice_email": true,
    "time_report_email": "lena.hartmann@example.org",
    "address_street": "Jakobistr. 39",
    "address_city": "Hannover",
    "address_zip": "30163"
  },
  "product": {
    "name": "Beispiel",
    "description": "Text",
    "id": 42,
    "internal_description": "Text",
    "fixed_hours": 1.5,
    "fixed_price": 49.9,
    "fixed_price_base_unit": 49.9,
    "price_fixed_hours": 49.9,
    "price_additional_hours": 49.9,
    "name_additional_hours": "string"
  },
  "unified_category": {
    "id": 42,
    "name": "Beispiel",
    "address_street": "Jakobistr. 39",
    "address_city": "Hannover",
    "address_zip": "30163",
    "address_country": "DE",
    "address_full_country": "DE",
    "main_phone": "+49 511 123456",
    "main_email": "lena.hartmann@example.org",
    "image_url": "https://vynst.de"
  },
  "start": "2026-10-15T09:30:00+02:00",
  "end": "2026-10-15T09:30:00+02:00",
  "billed": "2026-10-15T09:30:00+02:00",
  "quantity": 1.5,
  "from_log_book_entry": true
}

Returns a single SubscriptionItem with the given id

GET/api/crm/subscription/item/{id}

Path parameters

idrequiredstring

Responses

200Returns a single SubscriptionItem with the given idSubscriptionItem3

Show fields (5)

idinteger
Primary key of the subscription item. Internal ID.
crm_personCRMPerson10
Person the subscription belongs to.
Show fields (81)
- idinteger
  Primary key of the person. Internal ID.
- first_namestring
  First name of the person.
- last_namestring
  Last name of the person.
- numberinteger
  Member or customer number of the person.
- manual_numberinteger
  Number set manually instead of the automatic number.
- number_stringstring
  Member or customer number as text, including prefix.
- genderstring
  Gender of the person.
- titlestring
  Academic or other title of the person.
- positionstring
  Position or role of the person.
- languagestring
  Preferred language of the person.
- special_salutationstring
  Special salutation text for letters.
- form_of_salutationstring
  Form of salutation, for example formal or informal.
- birthdaystring (date-time)
  Birthday of the person.
- known_allergiesstring
  Known allergies of the person.
- confirmed_no_allergiesboolean
  Guardian confirmed that there are no known allergies.
- allow_photosboolean
  Photos of the person may be taken and published.
- allow_leaving_aloneboolean
  The person may leave the event alone.
- authorized_pickupstring
  Persons who are allowed to pick up the person.
- needs_supportboolean
  The person needs support, for example for inclusion.
- support_descriptionstring
  Description of the support the person needs.
- financial_supportboolean
  The person receives financial support.
- financial_support_numberstring
  Number of the financial support.
- municipal_supportboolean
  The person receives municipal support.
- municipal_support_numberstring
  Number of the municipal support.
- grade_levelinteger
  School grade level of the person.
- school_classstring
  School class of the person.
- start_timestring (date-time)
  Start of the membership or activity.
- start_time_reasonstring
  Reason for the start.
- end_timestring (date-time)
  End of the membership or activity.
- end_time_reasonstring
  Reason for the end.
- confirmed_gtc_timestring (date-time)
  Time the general terms and conditions were confirmed.
- chatbot_opt_inboolean
  Einwilligung in die Nutzung des KI-Assistenten. Denormalisierter aktueller Stand - das pruefbare Protokoll steht in ChatbotConsent.
- chatbot_opt_in_atstring (date-time)
  Time the person opted in to the chatbot.
- chatbot_opt_in_text_versionstring
  Version des Einwilligungstextes, dem zugestimmt wurde. Weicht sie von der aktuellen Version ab, ist das Opt-in abgelaufen.
- app_usage_statistics_opt_outboolean
  Widerspruch gegen die anonyme Nutzungsstatistik der Mitglieder-App. Die App liest ihn aus den StaticData und schickt dann nichts mehr; die gezaehlten Aufrufe selbst haben keinen Bezug zur Person.
- crm_person_contact_dataarray<CRMPersonContactData>
  Contact data of the person, for example phone and e-mail.
- archivedboolean
  Whether the person is archived.
- subscribed_newsletterboolean
  Whether the person subscribed to the newsletter.
- subscribed_magazineboolean
  Whether the person subscribed to the magazine.
- printed_member_cardboolean
  Whether a member card has been printed for the person.
- has_login_userboolean
  Whether the person has a login user.
- profile_picture_urlstring
  URL of the profile picture of the person.
- log_book_staffboolean
  Log book flag: staff.
- log_book_staff1boolean
  Log book flag: staff, level 1.
- log_book_staff2boolean
  Log book flag: staff, level 2.
- log_book_memberboolean
  Log book flag: member.
- log_book_trainerboolean
  Log book flag: trainer.
- log_book_trainer1boolean
  Log book flag: trainer, level 1.
- log_book_trainer2boolean
  Log book flag: trainer, level 2.
- log_book_head_of_departmentboolean
  Log book flag: head of department.
- log_book_supervisory_boardboolean
  Log book flag: supervisory board.
- log_book_board_of_directorsboolean
  Log book flag: board of directors.
- log_book_honorary_memberboolean
  Log book flag: honorary member.
- log_book_club_card_oneboolean
  Log book flag: club card.
- log_book_health_recoveredboolean
  Log book flag: recovered from illness.
- log_book_health_vaccinatedboolean
  Log book flag: vaccinated.
- log_book_health_vaccinated_additionstring
  Details of the vaccination.
- log_book_good_conductboolean
  Log book flag: certificate of good conduct.
- log_book_first_aidboolean
  Log book flag: first aid training.
- log_book_measles_vaccinationboolean
  Log book flag: measles vaccination.
- sync_lanistaboolean
  Whether the person is synchronized with Lanista.
- categoryCRMPersonCategory
  Person category.
- nicknamestring
  Nickname of the person.
- preferred_color_hexstring
  Preferred color of the person as hex value.
- avatar_tokenstring
  Token of the avatar image.
- search_stringstring
  Text that the entity can be searched by.
- addressstring
  Address as text.
- address_streetstring
  Street of the address.
- address_house_numberstring
  House number of the address.
- address_street_levelstring
  Street and house number of the address.
- address_costring
  Care-of line of the address.
- address_citystring
  City of the address.
- address_zipstring
  Postal code of the address.
- address_admin_level1string
  First administrative level of the address, e.g. the federal state.
- address_countrystring
  Country code of the address.
- address_full_countrystring
  Full name of the country of the address.
- address_geo_latstring
  Latitude of the address.
- address_geo_lngstring
  Longitude of the address.
- address_external_provider_idstring
  field to store the external provider id of the address. e.g. Google Maps PlaceID like google:ChIJVcKw5r90sEcRhdjNq6NItqE
- createdstring (date-time)
  Point in time the entity was created.
- … 2 more fields
crm_companyCRMCompany
Company the subscription belongs to.
Show fields (55)
- idinteger
  Primary key of the company. Internal ID.
- short_namestring
  Short name of the company.
- company_namestring
  Legal name of the company.
- secondary_namestring
  Second name line of the company.
- direct_dialstring
  Direct dial number of the company.
- invoice_emailstring
  E-mail address for invoices.
- send_invoice_emailboolean
  Send invoices by e-mail.
- send_invoice_letterboolean
  Send invoices by letter.
- time_report_emailstring
  E-mail address for time reports.
- payment_goalPaymentGoal
  Payment term of the company.
- payment_intervalstring
  Interval of the payments.
- vatidstring
  VAT identification number.
- taxnumberstring
  Tax number of the company.
- buyer_reference_idstring
  Leitweg-ID or custom reference ID defined by the customer
- taxTax
  Tax rate used for the company.
- infostring
  Information about the company.
- numberstring
  Customer or supplier number of the company.
- manual_numberinteger
  Number set manually instead of the automatic number.
- number_stringstring
  Company number as text, including prefix.
- is_customerboolean
  The company is a customer.
- is_supplierboolean
  The company is a supplier.
- is_otherboolean
  The company is neither customer nor supplier.
- is_memberboolean
  The company is a member.
- archivedboolean
  The company is archived.
- categoryCRMCompanyCategory
  Category of the company.
- visible_for_customerboolean
  Whether the company is visible to the customer.
- founding_datestring (date-time)
  Founding date of the company.
- nace_sectionstring
  NACE section code (letter A-U)
- nace_codestring
  NACE code (numeric like 01.11, 62.01)
- search_stringstring
  Text that the entity can be searched by.
- addressstring
  Address as text.
- address_streetstring
  Street of the address.
- address_house_numberstring
  House number of the address.
- address_street_levelstring
  Street and house number of the address.
- address_costring
  Care-of line of the address.
- address_citystring
  City of the address.
- address_zipstring
  Postal code of the address.
- address_admin_level1string
  First administrative level of the address, e.g. the federal state.
- address_countrystring
  Country code of the address.
- address_full_countrystring
  Full name of the country of the address.
- address_geo_latstring
  Latitude of the address.
- address_geo_lngstring
  Longitude of the address.
- address_external_provider_idstring
  field to store the external provider id of the address. e.g. Google Maps PlaceID like google:ChIJVcKw5r90sEcRhdjNq6NItqE
- main_phonestring
  Main phone number.
- main_faxstring
  Main fax number.
- main_emailstring
  Main e-mail address.
- websitestring
  Website address.
- createdstring (date-time)
  Point in time the entity was created.
- updatedstring (date-time)
  Point in time the entity was last updated.
- payment_typePaymentType
- company_employee_countinteger
  Number of employees of the company.
- company_founding_yearinteger
  Founding year of the company.
- company_family_ownedboolean
  Whether the company is family-owned.
- company_sales_volumestring
  Sales volume of the company.
- company_segmentstring
  Market segment of the company.
productPredefinedBillingItem7
Product the subscription bills.
Show fields (62)
- idinteger
  Primary key of the mapped billing item. Internal ID.
- namestringrequired
  Name of the billing item.
- descriptionstringrequired
  Description of the billing item shown to the customer.
- internal_descriptionstring
  Internal description of the billing item, not shown to the customer.
- fixed_hoursnumber (float)
  Fixed number of hours billed.
- fixed_pricenumber (float)
  Fixed price billed.
- fixed_price_base_unitnumber (float)
  Base unit for the fixed price.
- price_fixed_hoursnumber (float)
  Price for the fixed hours.
- price_additional_hoursnumber (float)
  Price for each additional hour.
- name_additional_hoursstring
  Name of the additional hours item.
- description_additional_hoursstring
  Description of the additional hours item.
- time_billed_on_ticket_closeboolean
  Whether the time is billed when the ticket is closed.
- billing_typeBillingItemType
  Billing item type.
- buying_pricenumber (float)
  Purchase price of the item.
- recurrenceCRMRecurrence
  Recurrence the billing item follows.
- deletedboolean
  Whether the billing item is deleted.
- condition_date_afterstring (date-time)
  The item applies only to dates after this date.
- condition_date_beforestring (date-time)
  The item applies only to dates before this date.
- condition_country_codestring
  Country code the item applies to.
- condition_zip_code_fromstring
  Start of the postal code range the item applies to.
- condition_zip_code_tostring
  End of the postal code range the item applies to.
- condition_time_after_hourinteger
  The item applies only after this hour of the day.
- condition_max_lengthinteger
  Maximum length the item applies to.
- condition_time_before_hourinteger
  The item applies only before this hour of the day.
- condition_sub_access_tagAccessTag
  Access tag a subscription must have for the item to apply.
- condition_show_despite_missing_access_tagboolean
  Whether the item is shown even if the access tag is missing.
- condition_sub_free_logicstring
  Free-form condition logic for the subscription.
- fixed_price_logicstring
  Free-form logic that calculates the fixed price.
- sub_self_service_addboolean
  Whether members can add the subscription themselves.
- sub_self_service_deleteboolean
  Whether members can cancel the subscription themselves.
- sub_self_service_add_fixed_pricenumber (float)
  Fixed price charged when members add the subscription themselves.
- sub_self_service_delete_fixed_pricenumber (float)
  Fixed price charged when members cancel the subscription themselves.
- sub_pre_paidboolean
  Whether the subscription is paid in advance.
- sub_only_billed_after_startboolean
  Whether the subscription is only billed after its start date.
- sub_people_age_group_oneinteger
  Upper age limit of age group one.
- sub_people_age_group_one_discountinteger
  Discount in percent for age group one.
- sub_people_age_group_one_freeinteger
  Number of free places for age group one.
- sub_people_age_group_twointeger
  Upper age limit of age group two.
- sub_people_age_group_two_discountinteger
  Discount in percent for age group two.
- sub_people_age_group_two_freeinteger
  Number of free places for age group two.
- sub_people_age_group_threeinteger
  Upper age limit of age group three.
- sub_people_age_group_three_discountinteger
  Discount in percent for age group three.
- sub_people_age_group_three_freeinteger
  Number of free places for age group three.
- sub_people_age_group_fourinteger
  Upper age limit of age group four.
- sub_people_age_group_four_discountinteger
  Discount in percent for age group four.
- sub_people_age_group_four_freeinteger
  Number of free places for age group four.
- price_is_bruttoboolean
  Whether the prices are gross prices including tax.
- skustring
  Artikelnummer (Stock Keeping Unit)
- barcodestring
  Barcode (ISBN, UPC, GTIN usw.)
- companyCRMCompany
  Company the billing item belongs to.
- parentPredefinedBillingItem7
  Parent billing item, for example for variants.
- is_preferredboolean
  The item is preferred and shown first.
- is_defaultboolean
  The item is the default for its type.
- is_discountboolean
  The item is a discount.
- is_freeboolean
  The item is free of charge.
- is_passiveboolean
  The item is passive and cannot be selected anymore.
- is_globalboolean
  The item is available for all companies.
- inventory_countinteger
  Number of pieces in stock, if the item is a product.
- stock_itemboolean
  This is flag for items that can be ordered at any time
- producer_guarantee_yearsnumber (float)
  Herstellergarantie in Jahren (ganze Jahre oder ,5-Schritte, siehe ProductGuaranteeYears). Grundlage fuer das EU GARAN Label (nur bei Garantie > 2 Jahre zulaessig). Producer guarantee of durability in years (whole or .5 steps), basis for the EU GARAN label.
- producer_brandstring
  Hersteller / Marke, die die Haltbarkeitsgarantie gibt - editierbares Feld "Brand/Trademark" des EU GARAN Labels. Producer / brand offering the commercial guarantee of durability.
- … 25 more fields
… 14 more fields

Request

curl --request GET \
  --url https://your-instance.iw-erp.de/api/crm/subscription/item/42 \
  --header 'x-iw-jwt-token: <TOKEN>'

const options = {method: 'GET', headers: {'x-iw-jwt-token': '<TOKEN>'}};

fetch('https://your-instance.iw-erp.de/api/crm/subscription/item/42', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://your-instance.iw-erp.de/api/crm/subscription/item/42"

headers = {"x-iw-jwt-token": "<TOKEN>"}

response = requests.get(url, headers=headers)

print(response.text)

<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('GET', 'https://your-instance.iw-erp.de/api/crm/subscription/item/42', [
  'headers' => [
    'x-iw-jwt-token' => '<TOKEN>',
  ],
]);

echo $response->getBody();

using System.Net.Http.Headers;
var client = new HttpClient();
var request = new HttpRequestMessage
{
  Method = HttpMethod.Get,
  RequestUri = new Uri("https://your-instance.iw-erp.de/api/crm/subscription/item/42"),
  Headers =
  {
    { "x-iw-jwt-token", "<TOKEN>" },
  },
};
using (var response = await client.SendAsync(request))
{
  response.EnsureSuccessStatusCode();
  var body = await response.Content.ReadAsStringAsync();
  Console.WriteLine(body);
}

OkHttpClient client = new OkHttpClient();

Request request = new Request.Builder()
  .url("https://your-instance.iw-erp.de/api/crm/subscription/item/42")
  .get()
  .addHeader("x-iw-jwt-token", "<TOKEN>")
  .build();

Response response = client.newCall(request).execute();

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://your-instance.iw-erp.de/api/crm/subscription/item/42"

	req, _ := http.NewRequest("GET", url, nil)

	req.Header.Add("x-iw-jwt-token", "<TOKEN>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

Dart with the iw_erp_api package

import 'package:iw_erp_api/clients/crm_subscription_item_controller.dart';
import 'package:iw_erp_api/logic/iw_api_state.dart';

IwApiState().host = 'your-instance.iw-erp.de';
IwApiState().currentJwtApiToken = '<TOKEN>';

final result = await CrmSubscriptionItemController.get('42');
if (result.success) {
  print(result.data);
}

Response 200 application/json

{
  "id": 42,
  "crm_person": {
    "id": 42,
    "first_name": "Lena",
    "last_name": "Hartmann",
    "title": "Beispiel",
    "language": "de",
    "support_description": "Text",
    "profile_picture_url": "https://vynst.de",
    "address_street": "Jakobistr. 39",
    "address_city": "Hannover",
    "address_zip": "30163"
  },
  "crm_company": {
    "id": 42,
    "short_name": "Beispiel",
    "company_name": "Beispiel",
    "secondary_name": "Beispiel",
    "invoice_email": "lena.hartmann@example.org",
    "send_invoice_email": true,
    "time_report_email": "lena.hartmann@example.org",
    "address_street": "Jakobistr. 39",
    "address_city": "Hannover",
    "address_zip": "30163"
  },
  "product": {
    "name": "Beispiel",
    "description": "Text",
    "id": 42,
    "internal_description": "Text",
    "fixed_hours": 1.5,
    "fixed_price": 49.9,
    "fixed_price_base_unit": 49.9,
    "price_fixed_hours": 49.9,
    "price_additional_hours": 49.9,
    "name_additional_hours": "string"
  },
  "unified_category": {
    "id": 42,
    "name": "Beispiel",
    "address_street": "Jakobistr. 39",
    "address_city": "Hannover",
    "address_zip": "30163",
    "address_country": "DE",
    "address_full_country": "DE",
    "main_phone": "+49 511 123456",
    "main_email": "lena.hartmann@example.org",
    "image_url": "https://vynst.de"
  },
  "start": "2026-10-15T09:30:00+02:00",
  "end": "2026-10-15T09:30:00+02:00",
  "billed": "2026-10-15T09:30:00+02:00",
  "quantity": 1.5,
  "from_log_book_entry": true
}

Update a single SubscriptionItem

PUT/api/crm/subscription/item/{id}

Path parameters

idrequiredstring

Request body application/json

dataSubscriptionItem2
Show fields (8)
- idinteger
  Primary key of the subscription item. Internal ID.
- crm_personCRMPerson9
  Person the subscription belongs to.
- crm_companyCRMCompany9
  Company the subscription belongs to.
- productPredefinedBillingItem6
  Product the subscription bills.
- startstring (date-time)
  Start of the subscription.
- endstring (date-time)
  End of the subscription.
- billedstring (date-time)
  Time the subscription was billed.
- quantitynumber (float)
  Quantity billed.

Responses

200Update a single SubscriptionItemSubscriptionItem3

Show fields (5)

idinteger
Primary key of the subscription item. Internal ID.
crm_personCRMPerson10
Person the subscription belongs to.
Show fields (81)
- idinteger
  Primary key of the person. Internal ID.
- first_namestring
  First name of the person.
- last_namestring
  Last name of the person.
- numberinteger
  Member or customer number of the person.
- manual_numberinteger
  Number set manually instead of the automatic number.
- number_stringstring
  Member or customer number as text, including prefix.
- genderstring
  Gender of the person.
- titlestring
  Academic or other title of the person.
- positionstring
  Position or role of the person.
- languagestring
  Preferred language of the person.
- special_salutationstring
  Special salutation text for letters.
- form_of_salutationstring
  Form of salutation, for example formal or informal.
- birthdaystring (date-time)
  Birthday of the person.
- known_allergiesstring
  Known allergies of the person.
- confirmed_no_allergiesboolean
  Guardian confirmed that there are no known allergies.
- allow_photosboolean
  Photos of the person may be taken and published.
- allow_leaving_aloneboolean
  The person may leave the event alone.
- authorized_pickupstring
  Persons who are allowed to pick up the person.
- needs_supportboolean
  The person needs support, for example for inclusion.
- support_descriptionstring
  Description of the support the person needs.
- financial_supportboolean
  The person receives financial support.
- financial_support_numberstring
  Number of the financial support.
- municipal_supportboolean
  The person receives municipal support.
- municipal_support_numberstring
  Number of the municipal support.
- grade_levelinteger
  School grade level of the person.
- school_classstring
  School class of the person.
- start_timestring (date-time)
  Start of the membership or activity.
- start_time_reasonstring
  Reason for the start.
- end_timestring (date-time)
  End of the membership or activity.
- end_time_reasonstring
  Reason for the end.
- confirmed_gtc_timestring (date-time)
  Time the general terms and conditions were confirmed.
- chatbot_opt_inboolean
  Einwilligung in die Nutzung des KI-Assistenten. Denormalisierter aktueller Stand - das pruefbare Protokoll steht in ChatbotConsent.
- chatbot_opt_in_atstring (date-time)
  Time the person opted in to the chatbot.
- chatbot_opt_in_text_versionstring
  Version des Einwilligungstextes, dem zugestimmt wurde. Weicht sie von der aktuellen Version ab, ist das Opt-in abgelaufen.
- app_usage_statistics_opt_outboolean
  Widerspruch gegen die anonyme Nutzungsstatistik der Mitglieder-App. Die App liest ihn aus den StaticData und schickt dann nichts mehr; die gezaehlten Aufrufe selbst haben keinen Bezug zur Person.
- crm_person_contact_dataarray<CRMPersonContactData>
  Contact data of the person, for example phone and e-mail.
- archivedboolean
  Whether the person is archived.
- subscribed_newsletterboolean
  Whether the person subscribed to the newsletter.
- subscribed_magazineboolean
  Whether the person subscribed to the magazine.
- printed_member_cardboolean
  Whether a member card has been printed for the person.
- has_login_userboolean
  Whether the person has a login user.
- profile_picture_urlstring
  URL of the profile picture of the person.
- log_book_staffboolean
  Log book flag: staff.
- log_book_staff1boolean
  Log book flag: staff, level 1.
- log_book_staff2boolean
  Log book flag: staff, level 2.
- log_book_memberboolean
  Log book flag: member.
- log_book_trainerboolean
  Log book flag: trainer.
- log_book_trainer1boolean
  Log book flag: trainer, level 1.
- log_book_trainer2boolean
  Log book flag: trainer, level 2.
- log_book_head_of_departmentboolean
  Log book flag: head of department.
- log_book_supervisory_boardboolean
  Log book flag: supervisory board.
- log_book_board_of_directorsboolean
  Log book flag: board of directors.
- log_book_honorary_memberboolean
  Log book flag: honorary member.
- log_book_club_card_oneboolean
  Log book flag: club card.
- log_book_health_recoveredboolean
  Log book flag: recovered from illness.
- log_book_health_vaccinatedboolean
  Log book flag: vaccinated.
- log_book_health_vaccinated_additionstring
  Details of the vaccination.
- log_book_good_conductboolean
  Log book flag: certificate of good conduct.
- log_book_first_aidboolean
  Log book flag: first aid training.
- log_book_measles_vaccinationboolean
  Log book flag: measles vaccination.
- sync_lanistaboolean
  Whether the person is synchronized with Lanista.
- categoryCRMPersonCategory
  Person category.
- nicknamestring
  Nickname of the person.
- preferred_color_hexstring
  Preferred color of the person as hex value.
- avatar_tokenstring
  Token of the avatar image.
- search_stringstring
  Text that the entity can be searched by.
- addressstring
  Address as text.
- address_streetstring
  Street of the address.
- address_house_numberstring
  House number of the address.
- address_street_levelstring
  Street and house number of the address.
- address_costring
  Care-of line of the address.
- address_citystring
  City of the address.
- address_zipstring
  Postal code of the address.
- address_admin_level1string
  First administrative level of the address, e.g. the federal state.
- address_countrystring
  Country code of the address.
- address_full_countrystring
  Full name of the country of the address.
- address_geo_latstring
  Latitude of the address.
- address_geo_lngstring
  Longitude of the address.
- address_external_provider_idstring
  field to store the external provider id of the address. e.g. Google Maps PlaceID like google:ChIJVcKw5r90sEcRhdjNq6NItqE
- createdstring (date-time)
  Point in time the entity was created.
- … 2 more fields
crm_companyCRMCompany
Company the subscription belongs to.
Show fields (55)
- idinteger
  Primary key of the company. Internal ID.
- short_namestring
  Short name of the company.
- company_namestring
  Legal name of the company.
- secondary_namestring
  Second name line of the company.
- direct_dialstring
  Direct dial number of the company.
- invoice_emailstring
  E-mail address for invoices.
- send_invoice_emailboolean
  Send invoices by e-mail.
- send_invoice_letterboolean
  Send invoices by letter.
- time_report_emailstring
  E-mail address for time reports.
- payment_goalPaymentGoal
  Payment term of the company.
- payment_intervalstring
  Interval of the payments.
- vatidstring
  VAT identification number.
- taxnumberstring
  Tax number of the company.
- buyer_reference_idstring
  Leitweg-ID or custom reference ID defined by the customer
- taxTax
  Tax rate used for the company.
- infostring
  Information about the company.
- numberstring
  Customer or supplier number of the company.
- manual_numberinteger
  Number set manually instead of the automatic number.
- number_stringstring
  Company number as text, including prefix.
- is_customerboolean
  The company is a customer.
- is_supplierboolean
  The company is a supplier.
- is_otherboolean
  The company is neither customer nor supplier.
- is_memberboolean
  The company is a member.
- archivedboolean
  The company is archived.
- categoryCRMCompanyCategory
  Category of the company.
- visible_for_customerboolean
  Whether the company is visible to the customer.
- founding_datestring (date-time)
  Founding date of the company.
- nace_sectionstring
  NACE section code (letter A-U)
- nace_codestring
  NACE code (numeric like 01.11, 62.01)
- search_stringstring
  Text that the entity can be searched by.
- addressstring
  Address as text.
- address_streetstring
  Street of the address.
- address_house_numberstring
  House number of the address.
- address_street_levelstring
  Street and house number of the address.
- address_costring
  Care-of line of the address.
- address_citystring
  City of the address.
- address_zipstring
  Postal code of the address.
- address_admin_level1string
  First administrative level of the address, e.g. the federal state.
- address_countrystring
  Country code of the address.
- address_full_countrystring
  Full name of the country of the address.
- address_geo_latstring
  Latitude of the address.
- address_geo_lngstring
  Longitude of the address.
- address_external_provider_idstring
  field to store the external provider id of the address. e.g. Google Maps PlaceID like google:ChIJVcKw5r90sEcRhdjNq6NItqE
- main_phonestring
  Main phone number.
- main_faxstring
  Main fax number.
- main_emailstring
  Main e-mail address.
- websitestring
  Website address.
- createdstring (date-time)
  Point in time the entity was created.
- updatedstring (date-time)
  Point in time the entity was last updated.
- payment_typePaymentType
- company_employee_countinteger
  Number of employees of the company.
- company_founding_yearinteger
  Founding year of the company.
- company_family_ownedboolean
  Whether the company is family-owned.
- company_sales_volumestring
  Sales volume of the company.
- company_segmentstring
  Market segment of the company.
productPredefinedBillingItem7
Product the subscription bills.
Show fields (62)
- idinteger
  Primary key of the mapped billing item. Internal ID.
- namestringrequired
  Name of the billing item.
- descriptionstringrequired
  Description of the billing item shown to the customer.
- internal_descriptionstring
  Internal description of the billing item, not shown to the customer.
- fixed_hoursnumber (float)
  Fixed number of hours billed.
- fixed_pricenumber (float)
  Fixed price billed.
- fixed_price_base_unitnumber (float)
  Base unit for the fixed price.
- price_fixed_hoursnumber (float)
  Price for the fixed hours.
- price_additional_hoursnumber (float)
  Price for each additional hour.
- name_additional_hoursstring
  Name of the additional hours item.
- description_additional_hoursstring
  Description of the additional hours item.
- time_billed_on_ticket_closeboolean
  Whether the time is billed when the ticket is closed.
- billing_typeBillingItemType
  Billing item type.
- buying_pricenumber (float)
  Purchase price of the item.
- recurrenceCRMRecurrence
  Recurrence the billing item follows.
- deletedboolean
  Whether the billing item is deleted.
- condition_date_afterstring (date-time)
  The item applies only to dates after this date.
- condition_date_beforestring (date-time)
  The item applies only to dates before this date.
- condition_country_codestring
  Country code the item applies to.
- condition_zip_code_fromstring
  Start of the postal code range the item applies to.
- condition_zip_code_tostring
  End of the postal code range the item applies to.
- condition_time_after_hourinteger
  The item applies only after this hour of the day.
- condition_max_lengthinteger
  Maximum length the item applies to.
- condition_time_before_hourinteger
  The item applies only before this hour of the day.
- condition_sub_access_tagAccessTag
  Access tag a subscription must have for the item to apply.
- condition_show_despite_missing_access_tagboolean
  Whether the item is shown even if the access tag is missing.
- condition_sub_free_logicstring
  Free-form condition logic for the subscription.
- fixed_price_logicstring
  Free-form logic that calculates the fixed price.
- sub_self_service_addboolean
  Whether members can add the subscription themselves.
- sub_self_service_deleteboolean
  Whether members can cancel the subscription themselves.
- sub_self_service_add_fixed_pricenumber (float)
  Fixed price charged when members add the subscription themselves.
- sub_self_service_delete_fixed_pricenumber (float)
  Fixed price charged when members cancel the subscription themselves.
- sub_pre_paidboolean
  Whether the subscription is paid in advance.
- sub_only_billed_after_startboolean
  Whether the subscription is only billed after its start date.
- sub_people_age_group_oneinteger
  Upper age limit of age group one.
- sub_people_age_group_one_discountinteger
  Discount in percent for age group one.
- sub_people_age_group_one_freeinteger
  Number of free places for age group one.
- sub_people_age_group_twointeger
  Upper age limit of age group two.
- sub_people_age_group_two_discountinteger
  Discount in percent for age group two.
- sub_people_age_group_two_freeinteger
  Number of free places for age group two.
- sub_people_age_group_threeinteger
  Upper age limit of age group three.
- sub_people_age_group_three_discountinteger
  Discount in percent for age group three.
- sub_people_age_group_three_freeinteger
  Number of free places for age group three.
- sub_people_age_group_fourinteger
  Upper age limit of age group four.
- sub_people_age_group_four_discountinteger
  Discount in percent for age group four.
- sub_people_age_group_four_freeinteger
  Number of free places for age group four.
- price_is_bruttoboolean
  Whether the prices are gross prices including tax.
- skustring
  Artikelnummer (Stock Keeping Unit)
- barcodestring
  Barcode (ISBN, UPC, GTIN usw.)
- companyCRMCompany
  Company the billing item belongs to.
- parentPredefinedBillingItem7
  Parent billing item, for example for variants.
- is_preferredboolean
  The item is preferred and shown first.
- is_defaultboolean
  The item is the default for its type.
- is_discountboolean
  The item is a discount.
- is_freeboolean
  The item is free of charge.
- is_passiveboolean
  The item is passive and cannot be selected anymore.
- is_globalboolean
  The item is available for all companies.
- inventory_countinteger
  Number of pieces in stock, if the item is a product.
- stock_itemboolean
  This is flag for items that can be ordered at any time
- producer_guarantee_yearsnumber (float)
  Herstellergarantie in Jahren (ganze Jahre oder ,5-Schritte, siehe ProductGuaranteeYears). Grundlage fuer das EU GARAN Label (nur bei Garantie > 2 Jahre zulaessig). Producer guarantee of durability in years (whole or .5 steps), basis for the EU GARAN label.
- producer_brandstring
  Hersteller / Marke, die die Haltbarkeitsgarantie gibt - editierbares Feld "Brand/Trademark" des EU GARAN Labels. Producer / brand offering the commercial guarantee of durability.
- … 25 more fields
… 14 more fields

Request

curl --request PUT \
  --url https://your-instance.iw-erp.de/api/crm/subscription/item/42 \
  --header 'content-type: application/json' \
  --header 'x-iw-jwt-token: <TOKEN>' \
  --data '
{
  "data": {
    "id": 42,
    "start": "2026-10-15T09:30:00+02:00",
    "end": "2026-10-15T09:30:00+02:00",
    "billed": "2026-10-15T09:30:00+02:00",
    "quantity": 1.5
  }
}
'

const options = {
  method: 'PUT',
  headers: {'x-iw-jwt-token': '<TOKEN>', 'content-type': 'application/json'},
  body: JSON.stringify({
    data: {
      id: 42,
      start: '2026-10-15T09:30:00+02:00',
      end: '2026-10-15T09:30:00+02:00',
      billed: '2026-10-15T09:30:00+02:00',
      quantity: 1.5
    }
  })
};

fetch('https://your-instance.iw-erp.de/api/crm/subscription/item/42', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://your-instance.iw-erp.de/api/crm/subscription/item/42"

payload = { "data": {
    "id": 42,
    "start": "2026-10-15T09:30:00+02:00",
    "end": "2026-10-15T09:30:00+02:00",
    "billed": "2026-10-15T09:30:00+02:00",
    "quantity": 1.5
  } }
headers = {
  "x-iw-jwt-token": "<TOKEN>",
  "content-type": "application/json"
}

response = requests.put(url, json=payload, headers=headers)

print(response.text)

<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('PUT', 'https://your-instance.iw-erp.de/api/crm/subscription/item/42', [
  'body' => '{"data":{"id":42,"start":"2026-10-15T09:30:00+02:00","end":"2026-10-15T09:30:00+02:00","billed":"2026-10-15T09:30:00+02:00","quantity":1.5}}',
  'headers' => [
    'content-type' => 'application/json',
    'x-iw-jwt-token' => '<TOKEN>',
  ],
]);

echo $response->getBody();

using System.Net.Http.Headers;
var client = new HttpClient();
var request = new HttpRequestMessage
{
  Method = HttpMethod.Put,
  RequestUri = new Uri("https://your-instance.iw-erp.de/api/crm/subscription/item/42"),
  Headers =
  {
    { "x-iw-jwt-token", "<TOKEN>" },
  },
  Content = new StringContent("{\"data\":{\"id\":42,\"start\":\"2026-10-15T09:30:00+02:00\",\"end\":\"2026-10-15T09:30:00+02:00\",\"billed\":\"2026-10-15T09:30:00+02:00\",\"quantity\":1.5}}")
  {
    Headers =
    {
      ContentType = new MediaTypeHeaderValue("application/json")
    }
  }
};
using (var response = await client.SendAsync(request))
{
  response.EnsureSuccessStatusCode();
  var body = await response.Content.ReadAsStringAsync();
  Console.WriteLine(body);
}

OkHttpClient client = new OkHttpClient();

MediaType mediaType = MediaType.parse("application/json");
RequestBody body = RequestBody.create(mediaType, "{\"data\":{\"id\":42,\"start\":\"2026-10-15T09:30:00+02:00\",\"end\":\"2026-10-15T09:30:00+02:00\",\"billed\":\"2026-10-15T09:30:00+02:00\",\"quantity\":1.5}}");
Request request = new Request.Builder()
  .url("https://your-instance.iw-erp.de/api/crm/subscription/item/42")
  .put(body)
  .addHeader("x-iw-jwt-token", "<TOKEN>")
  .addHeader("content-type", "application/json")
  .build();

Response response = client.newCall(request).execute();

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://your-instance.iw-erp.de/api/crm/subscription/item/42"

	payload := strings.NewReader("{\"data\":{\"id\":42,\"start\":\"2026-10-15T09:30:00+02:00\",\"end\":\"2026-10-15T09:30:00+02:00\",\"billed\":\"2026-10-15T09:30:00+02:00\",\"quantity\":1.5}}")

	req, _ := http.NewRequest("PUT", url, payload)

	req.Header.Add("x-iw-jwt-token", "<TOKEN>")
	req.Header.Add("content-type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

Dart with the iw_erp_api package

import 'package:iw_erp_api/clients/crm_subscription_item_controller.dart';
import 'package:iw_erp_api/logic/iw_api_state.dart';
import 'package:iw_erp_api/model/crm_subscription_item.dart';

IwApiState().host = 'your-instance.iw-erp.de';
IwApiState().currentJwtApiToken = '<TOKEN>';

final result = await CrmSubscriptionItemController.put(CrmSubscriptionItem.fromJson({
  "id": 42,
  "start": "2026-10-15T09:30:00+02:00",
  "end": "2026-10-15T09:30:00+02:00",
  "billed": "2026-10-15T09:30:00+02:00",
  "quantity": 1.5
}));
if (result.success) {
  print(result.data);
}

Response 200 application/json

{
  "id": 42,
  "crm_person": {
    "id": 42,
    "first_name": "Lena",
    "last_name": "Hartmann",
    "title": "Beispiel",
    "language": "de",
    "support_description": "Text",
    "profile_picture_url": "https://vynst.de",
    "address_street": "Jakobistr. 39",
    "address_city": "Hannover",
    "address_zip": "30163"
  },
  "crm_company": {
    "id": 42,
    "short_name": "Beispiel",
    "company_name": "Beispiel",
    "secondary_name": "Beispiel",
    "invoice_email": "lena.hartmann@example.org",
    "send_invoice_email": true,
    "time_report_email": "lena.hartmann@example.org",
    "address_street": "Jakobistr. 39",
    "address_city": "Hannover",
    "address_zip": "30163"
  },
  "product": {
    "name": "Beispiel",
    "description": "Text",
    "id": 42,
    "internal_description": "Text",
    "fixed_hours": 1.5,
    "fixed_price": 49.9,
    "fixed_price_base_unit": 49.9,
    "price_fixed_hours": 49.9,
    "price_additional_hours": 49.9,
    "name_additional_hours": "string"
  },
  "unified_category": {
    "id": 42,
    "name": "Beispiel",
    "address_street": "Jakobistr. 39",
    "address_city": "Hannover",
    "address_zip": "30163",
    "address_country": "DE",
    "address_full_country": "DE",
    "main_phone": "+49 511 123456",
    "main_email": "lena.hartmann@example.org",
    "image_url": "https://vynst.de"
  },
  "start": "2026-10-15T09:30:00+02:00",
  "end": "2026-10-15T09:30:00+02:00",
  "billed": "2026-10-15T09:30:00+02:00",
  "quantity": 1.5,
  "from_log_book_entry": true
}

Update a single SubscriptionItem

PATCH/api/crm/subscription/item/{id}

Path parameters

idrequiredstring

Request body application/json

dataSubscriptionItem2
Show fields (8)
- idinteger
  Primary key of the subscription item. Internal ID.
- crm_personCRMPerson9
  Person the subscription belongs to.
- crm_companyCRMCompany9
  Company the subscription belongs to.
- productPredefinedBillingItem6
  Product the subscription bills.
- startstring (date-time)
  Start of the subscription.
- endstring (date-time)
  End of the subscription.
- billedstring (date-time)
  Time the subscription was billed.
- quantitynumber (float)
  Quantity billed.

Responses

200Update a single SubscriptionItemSubscriptionItem3

Show fields (5)

idinteger
Primary key of the subscription item. Internal ID.
crm_personCRMPerson10
Person the subscription belongs to.
Show fields (81)
- idinteger
  Primary key of the person. Internal ID.
- first_namestring
  First name of the person.
- last_namestring
  Last name of the person.
- numberinteger
  Member or customer number of the person.
- manual_numberinteger
  Number set manually instead of the automatic number.
- number_stringstring
  Member or customer number as text, including prefix.
- genderstring
  Gender of the person.
- titlestring
  Academic or other title of the person.
- positionstring
  Position or role of the person.
- languagestring
  Preferred language of the person.
- special_salutationstring
  Special salutation text for letters.
- form_of_salutationstring
  Form of salutation, for example formal or informal.
- birthdaystring (date-time)
  Birthday of the person.
- known_allergiesstring
  Known allergies of the person.
- confirmed_no_allergiesboolean
  Guardian confirmed that there are no known allergies.
- allow_photosboolean
  Photos of the person may be taken and published.
- allow_leaving_aloneboolean
  The person may leave the event alone.
- authorized_pickupstring
  Persons who are allowed to pick up the person.
- needs_supportboolean
  The person needs support, for example for inclusion.
- support_descriptionstring
  Description of the support the person needs.
- financial_supportboolean
  The person receives financial support.
- financial_support_numberstring
  Number of the financial support.
- municipal_supportboolean
  The person receives municipal support.
- municipal_support_numberstring
  Number of the municipal support.
- grade_levelinteger
  School grade level of the person.
- school_classstring
  School class of the person.
- start_timestring (date-time)
  Start of the membership or activity.
- start_time_reasonstring
  Reason for the start.
- end_timestring (date-time)
  End of the membership or activity.
- end_time_reasonstring
  Reason for the end.
- confirmed_gtc_timestring (date-time)
  Time the general terms and conditions were confirmed.
- chatbot_opt_inboolean
  Einwilligung in die Nutzung des KI-Assistenten. Denormalisierter aktueller Stand - das pruefbare Protokoll steht in ChatbotConsent.
- chatbot_opt_in_atstring (date-time)
  Time the person opted in to the chatbot.
- chatbot_opt_in_text_versionstring
  Version des Einwilligungstextes, dem zugestimmt wurde. Weicht sie von der aktuellen Version ab, ist das Opt-in abgelaufen.
- app_usage_statistics_opt_outboolean
  Widerspruch gegen die anonyme Nutzungsstatistik der Mitglieder-App. Die App liest ihn aus den StaticData und schickt dann nichts mehr; die gezaehlten Aufrufe selbst haben keinen Bezug zur Person.
- crm_person_contact_dataarray<CRMPersonContactData>
  Contact data of the person, for example phone and e-mail.
- archivedboolean
  Whether the person is archived.
- subscribed_newsletterboolean
  Whether the person subscribed to the newsletter.
- subscribed_magazineboolean
  Whether the person subscribed to the magazine.
- printed_member_cardboolean
  Whether a member card has been printed for the person.
- has_login_userboolean
  Whether the person has a login user.
- profile_picture_urlstring
  URL of the profile picture of the person.
- log_book_staffboolean
  Log book flag: staff.
- log_book_staff1boolean
  Log book flag: staff, level 1.
- log_book_staff2boolean
  Log book flag: staff, level 2.
- log_book_memberboolean
  Log book flag: member.
- log_book_trainerboolean
  Log book flag: trainer.
- log_book_trainer1boolean
  Log book flag: trainer, level 1.
- log_book_trainer2boolean
  Log book flag: trainer, level 2.
- log_book_head_of_departmentboolean
  Log book flag: head of department.
- log_book_supervisory_boardboolean
  Log book flag: supervisory board.
- log_book_board_of_directorsboolean
  Log book flag: board of directors.
- log_book_honorary_memberboolean
  Log book flag: honorary member.
- log_book_club_card_oneboolean
  Log book flag: club card.
- log_book_health_recoveredboolean
  Log book flag: recovered from illness.
- log_book_health_vaccinatedboolean
  Log book flag: vaccinated.
- log_book_health_vaccinated_additionstring
  Details of the vaccination.
- log_book_good_conductboolean
  Log book flag: certificate of good conduct.
- log_book_first_aidboolean
  Log book flag: first aid training.
- log_book_measles_vaccinationboolean
  Log book flag: measles vaccination.
- sync_lanistaboolean
  Whether the person is synchronized with Lanista.
- categoryCRMPersonCategory
  Person category.
- nicknamestring
  Nickname of the person.
- preferred_color_hexstring
  Preferred color of the person as hex value.
- avatar_tokenstring
  Token of the avatar image.
- search_stringstring
  Text that the entity can be searched by.
- addressstring
  Address as text.
- address_streetstring
  Street of the address.
- address_house_numberstring
  House number of the address.
- address_street_levelstring
  Street and house number of the address.
- address_costring
  Care-of line of the address.
- address_citystring
  City of the address.
- address_zipstring
  Postal code of the address.
- address_admin_level1string
  First administrative level of the address, e.g. the federal state.
- address_countrystring
  Country code of the address.
- address_full_countrystring
  Full name of the country of the address.
- address_geo_latstring
  Latitude of the address.
- address_geo_lngstring
  Longitude of the address.
- address_external_provider_idstring
  field to store the external provider id of the address. e.g. Google Maps PlaceID like google:ChIJVcKw5r90sEcRhdjNq6NItqE
- createdstring (date-time)
  Point in time the entity was created.
- … 2 more fields
crm_companyCRMCompany
Company the subscription belongs to.
Show fields (55)
- idinteger
  Primary key of the company. Internal ID.
- short_namestring
  Short name of the company.
- company_namestring
  Legal name of the company.
- secondary_namestring
  Second name line of the company.
- direct_dialstring
  Direct dial number of the company.
- invoice_emailstring
  E-mail address for invoices.
- send_invoice_emailboolean
  Send invoices by e-mail.
- send_invoice_letterboolean
  Send invoices by letter.
- time_report_emailstring
  E-mail address for time reports.
- payment_goalPaymentGoal
  Payment term of the company.
- payment_intervalstring
  Interval of the payments.
- vatidstring
  VAT identification number.
- taxnumberstring
  Tax number of the company.
- buyer_reference_idstring
  Leitweg-ID or custom reference ID defined by the customer
- taxTax
  Tax rate used for the company.
- infostring
  Information about the company.
- numberstring
  Customer or supplier number of the company.
- manual_numberinteger
  Number set manually instead of the automatic number.
- number_stringstring
  Company number as text, including prefix.
- is_customerboolean
  The company is a customer.
- is_supplierboolean
  The company is a supplier.
- is_otherboolean
  The company is neither customer nor supplier.
- is_memberboolean
  The company is a member.
- archivedboolean
  The company is archived.
- categoryCRMCompanyCategory
  Category of the company.
- visible_for_customerboolean
  Whether the company is visible to the customer.
- founding_datestring (date-time)
  Founding date of the company.
- nace_sectionstring
  NACE section code (letter A-U)
- nace_codestring
  NACE code (numeric like 01.11, 62.01)
- search_stringstring
  Text that the entity can be searched by.
- addressstring
  Address as text.
- address_streetstring
  Street of the address.
- address_house_numberstring
  House number of the address.
- address_street_levelstring
  Street and house number of the address.
- address_costring
  Care-of line of the address.
- address_citystring
  City of the address.
- address_zipstring
  Postal code of the address.
- address_admin_level1string
  First administrative level of the address, e.g. the federal state.
- address_countrystring
  Country code of the address.
- address_full_countrystring
  Full name of the country of the address.
- address_geo_latstring
  Latitude of the address.
- address_geo_lngstring
  Longitude of the address.
- address_external_provider_idstring
  field to store the external provider id of the address. e.g. Google Maps PlaceID like google:ChIJVcKw5r90sEcRhdjNq6NItqE
- main_phonestring
  Main phone number.
- main_faxstring
  Main fax number.
- main_emailstring
  Main e-mail address.
- websitestring
  Website address.
- createdstring (date-time)
  Point in time the entity was created.
- updatedstring (date-time)
  Point in time the entity was last updated.
- payment_typePaymentType
- company_employee_countinteger
  Number of employees of the company.
- company_founding_yearinteger
  Founding year of the company.
- company_family_ownedboolean
  Whether the company is family-owned.
- company_sales_volumestring
  Sales volume of the company.
- company_segmentstring
  Market segment of the company.
productPredefinedBillingItem7
Product the subscription bills.
Show fields (62)
- idinteger
  Primary key of the mapped billing item. Internal ID.
- namestringrequired
  Name of the billing item.
- descriptionstringrequired
  Description of the billing item shown to the customer.
- internal_descriptionstring
  Internal description of the billing item, not shown to the customer.
- fixed_hoursnumber (float)
  Fixed number of hours billed.
- fixed_pricenumber (float)
  Fixed price billed.
- fixed_price_base_unitnumber (float)
  Base unit for the fixed price.
- price_fixed_hoursnumber (float)
  Price for the fixed hours.
- price_additional_hoursnumber (float)
  Price for each additional hour.
- name_additional_hoursstring
  Name of the additional hours item.
- description_additional_hoursstring
  Description of the additional hours item.
- time_billed_on_ticket_closeboolean
  Whether the time is billed when the ticket is closed.
- billing_typeBillingItemType
  Billing item type.
- buying_pricenumber (float)
  Purchase price of the item.
- recurrenceCRMRecurrence
  Recurrence the billing item follows.
- deletedboolean
  Whether the billing item is deleted.
- condition_date_afterstring (date-time)
  The item applies only to dates after this date.
- condition_date_beforestring (date-time)
  The item applies only to dates before this date.
- condition_country_codestring
  Country code the item applies to.
- condition_zip_code_fromstring
  Start of the postal code range the item applies to.
- condition_zip_code_tostring
  End of the postal code range the item applies to.
- condition_time_after_hourinteger
  The item applies only after this hour of the day.
- condition_max_lengthinteger
  Maximum length the item applies to.
- condition_time_before_hourinteger
  The item applies only before this hour of the day.
- condition_sub_access_tagAccessTag
  Access tag a subscription must have for the item to apply.
- condition_show_despite_missing_access_tagboolean
  Whether the item is shown even if the access tag is missing.
- condition_sub_free_logicstring
  Free-form condition logic for the subscription.
- fixed_price_logicstring
  Free-form logic that calculates the fixed price.
- sub_self_service_addboolean
  Whether members can add the subscription themselves.
- sub_self_service_deleteboolean
  Whether members can cancel the subscription themselves.
- sub_self_service_add_fixed_pricenumber (float)
  Fixed price charged when members add the subscription themselves.
- sub_self_service_delete_fixed_pricenumber (float)
  Fixed price charged when members cancel the subscription themselves.
- sub_pre_paidboolean
  Whether the subscription is paid in advance.
- sub_only_billed_after_startboolean
  Whether the subscription is only billed after its start date.
- sub_people_age_group_oneinteger
  Upper age limit of age group one.
- sub_people_age_group_one_discountinteger
  Discount in percent for age group one.
- sub_people_age_group_one_freeinteger
  Number of free places for age group one.
- sub_people_age_group_twointeger
  Upper age limit of age group two.
- sub_people_age_group_two_discountinteger
  Discount in percent for age group two.
- sub_people_age_group_two_freeinteger
  Number of free places for age group two.
- sub_people_age_group_threeinteger
  Upper age limit of age group three.
- sub_people_age_group_three_discountinteger
  Discount in percent for age group three.
- sub_people_age_group_three_freeinteger
  Number of free places for age group three.
- sub_people_age_group_fourinteger
  Upper age limit of age group four.
- sub_people_age_group_four_discountinteger
  Discount in percent for age group four.
- sub_people_age_group_four_freeinteger
  Number of free places for age group four.
- price_is_bruttoboolean
  Whether the prices are gross prices including tax.
- skustring
  Artikelnummer (Stock Keeping Unit)
- barcodestring
  Barcode (ISBN, UPC, GTIN usw.)
- companyCRMCompany
  Company the billing item belongs to.
- parentPredefinedBillingItem7
  Parent billing item, for example for variants.
- is_preferredboolean
  The item is preferred and shown first.
- is_defaultboolean
  The item is the default for its type.
- is_discountboolean
  The item is a discount.
- is_freeboolean
  The item is free of charge.
- is_passiveboolean
  The item is passive and cannot be selected anymore.
- is_globalboolean
  The item is available for all companies.
- inventory_countinteger
  Number of pieces in stock, if the item is a product.
- stock_itemboolean
  This is flag for items that can be ordered at any time
- producer_guarantee_yearsnumber (float)
  Herstellergarantie in Jahren (ganze Jahre oder ,5-Schritte, siehe ProductGuaranteeYears). Grundlage fuer das EU GARAN Label (nur bei Garantie > 2 Jahre zulaessig). Producer guarantee of durability in years (whole or .5 steps), basis for the EU GARAN label.
- producer_brandstring
  Hersteller / Marke, die die Haltbarkeitsgarantie gibt - editierbares Feld "Brand/Trademark" des EU GARAN Labels. Producer / brand offering the commercial guarantee of durability.
- … 25 more fields
… 14 more fields

Request

curl --request PATCH \
  --url https://your-instance.iw-erp.de/api/crm/subscription/item/42 \
  --header 'content-type: application/json' \
  --header 'x-iw-jwt-token: <TOKEN>' \
  --data '
{
  "data": {
    "id": 42,
    "start": "2026-10-15T09:30:00+02:00",
    "end": "2026-10-15T09:30:00+02:00",
    "billed": "2026-10-15T09:30:00+02:00",
    "quantity": 1.5
  }
}
'

const options = {
  method: 'PATCH',
  headers: {'x-iw-jwt-token': '<TOKEN>', 'content-type': 'application/json'},
  body: JSON.stringify({
    data: {
      id: 42,
      start: '2026-10-15T09:30:00+02:00',
      end: '2026-10-15T09:30:00+02:00',
      billed: '2026-10-15T09:30:00+02:00',
      quantity: 1.5
    }
  })
};

fetch('https://your-instance.iw-erp.de/api/crm/subscription/item/42', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

import requests

url = "https://your-instance.iw-erp.de/api/crm/subscription/item/42"

payload = { "data": {
    "id": 42,
    "start": "2026-10-15T09:30:00+02:00",
    "end": "2026-10-15T09:30:00+02:00",
    "billed": "2026-10-15T09:30:00+02:00",
    "quantity": 1.5
  } }
headers = {
  "x-iw-jwt-token": "<TOKEN>",
  "content-type": "application/json"
}

response = requests.patch(url, json=payload, headers=headers)

print(response.text)

<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('PATCH', 'https://your-instance.iw-erp.de/api/crm/subscription/item/42', [
  'body' => '{"data":{"id":42,"start":"2026-10-15T09:30:00+02:00","end":"2026-10-15T09:30:00+02:00","billed":"2026-10-15T09:30:00+02:00","quantity":1.5}}',
  'headers' => [
    'content-type' => 'application/json',
    'x-iw-jwt-token' => '<TOKEN>',
  ],
]);

echo $response->getBody();

using System.Net.Http.Headers;
var client = new HttpClient();
var request = new HttpRequestMessage
{
  Method = HttpMethod.Patch,
  RequestUri = new Uri("https://your-instance.iw-erp.de/api/crm/subscription/item/42"),
  Headers =
  {
    { "x-iw-jwt-token", "<TOKEN>" },
  },
  Content = new StringContent("{\"data\":{\"id\":42,\"start\":\"2026-10-15T09:30:00+02:00\",\"end\":\"2026-10-15T09:30:00+02:00\",\"billed\":\"2026-10-15T09:30:00+02:00\",\"quantity\":1.5}}")
  {
    Headers =
    {
      ContentType = new MediaTypeHeaderValue("application/json")
    }
  }
};
using (var response = await client.SendAsync(request))
{
  response.EnsureSuccessStatusCode();
  var body = await response.Content.ReadAsStringAsync();
  Console.WriteLine(body);
}

OkHttpClient client = new OkHttpClient();

MediaType mediaType = MediaType.parse("application/json");
RequestBody body = RequestBody.create(mediaType, "{\"data\":{\"id\":42,\"start\":\"2026-10-15T09:30:00+02:00\",\"end\":\"2026-10-15T09:30:00+02:00\",\"billed\":\"2026-10-15T09:30:00+02:00\",\"quantity\":1.5}}");
Request request = new Request.Builder()
  .url("https://your-instance.iw-erp.de/api/crm/subscription/item/42")
  .patch(body)
  .addHeader("x-iw-jwt-token", "<TOKEN>")
  .addHeader("content-type", "application/json")
  .build();

Response response = client.newCall(request).execute();

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://your-instance.iw-erp.de/api/crm/subscription/item/42"

	payload := strings.NewReader("{\"data\":{\"id\":42,\"start\":\"2026-10-15T09:30:00+02:00\",\"end\":\"2026-10-15T09:30:00+02:00\",\"billed\":\"2026-10-15T09:30:00+02:00\",\"quantity\":1.5}}")

	req, _ := http.NewRequest("PATCH", url, payload)

	req.Header.Add("x-iw-jwt-token", "<TOKEN>")
	req.Header.Add("content-type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

Dart with package:http (no controller in the iw_erp_api package)

import 'dart:convert';
import 'package:http/http.dart' as http;

final response = await http.patch(
  Uri.parse('https://your-instance.iw-erp.de/api/crm/subscription/item/42'),
  headers: {'x-iw-jwt-token': '<TOKEN>', 'content-type': 'application/json'},
  body: jsonEncode({
    "data": {
      "id": 42,
      "start": "2026-10-15T09:30:00+02:00",
      "end": "2026-10-15T09:30:00+02:00",
      "billed": "2026-10-15T09:30:00+02:00",
      "quantity": 1.5
    }
  }),
);
print(response.body);

Response 200 application/json

{
  "id": 42,
  "crm_person": {
    "id": 42,
    "first_name": "Lena",
    "last_name": "Hartmann",
    "title": "Beispiel",
    "language": "de",
    "support_description": "Text",
    "profile_picture_url": "https://vynst.de",
    "address_street": "Jakobistr. 39",
    "address_city": "Hannover",
    "address_zip": "30163"
  },
  "crm_company": {
    "id": 42,
    "short_name": "Beispiel",
    "company_name": "Beispiel",
    "secondary_name": "Beispiel",
    "invoice_email": "lena.hartmann@example.org",
    "send_invoice_email": true,
    "time_report_email": "lena.hartmann@example.org",
    "address_street": "Jakobistr. 39",
    "address_city": "Hannover",
    "address_zip": "30163"
  },
  "product": {
    "name": "Beispiel",
    "description": "Text",
    "id": 42,
    "internal_description": "Text",
    "fixed_hours": 1.5,
    "fixed_price": 49.9,
    "fixed_price_base_unit": 49.9,
    "price_fixed_hours": 49.9,
    "price_additional_hours": 49.9,
    "name_additional_hours": "string"
  },
  "unified_category": {
    "id": 42,
    "name": "Beispiel",
    "address_street": "Jakobistr. 39",
    "address_city": "Hannover",
    "address_zip": "30163",
    "address_country": "DE",
    "address_full_country": "DE",
    "main_phone": "+49 511 123456",
    "main_email": "lena.hartmann@example.org",
    "image_url": "https://vynst.de"
  },
  "start": "2026-10-15T09:30:00+02:00",
  "end": "2026-10-15T09:30:00+02:00",
  "billed": "2026-10-15T09:30:00+02:00",
  "quantity": 1.5,
  "from_log_book_entry": true
}