Please check if the documentation helps: https://cap.cloud.sap/docs/guides/security/authorizationAlso the tutorial can be helpful: https://developers.sap.com/group.btp-app-cap-deploy.html
Please check if you configured remote service correctly from the CAP side: https://cap.cloud.sap/docs/guides/using-services#connect-and-deploy,Check your package.json configuration and your model: https://cap.cloud.sap/docs/guides/using-services#ex...
@gregorw We added support of streaming with 'application/json' as content-type. The data field should be modelled as cds.LargeBinary. The feature to be provided with the next release of @sap/cds.