Primary api eprocurment providers will interact with for accessing supplier information. https://app.swaggerhub.com/apis-docs/Inventur-world/DataSharing/1.0.0.1#/
This API is included for reference to demonstrate how forms and questions and forms are created and collected. https://app.swaggerhub.com/apis-docs/Inventur-world/organisation-information_service_forms_api/1.0.0.1-oas3.1#/