3743097 - Fail to trigger SAC multi-action API in Datasphere task chain via API task.

• In Datasphere, an API task is created in task chain to trigger SAC multi-action API.
• API task test run fails with error: “Failed to fetch the access token … Status Code: 401, Status Message: Unauthorized”.
• Payload in error message: {"error":"unauthorized","error_description":"An Authentication object was not found in the SecurityContext"} or {"error": "invalid_client", "error_description": "Unauthorized grant type"}

• SAP Datasphere
• SAP Analytics Cloud

SAP Datasphere, SAP Analytics Cloud, 401 unauthorized, failed to fetch access token, oauth, mismatch, client credentials, authorization code, saml bearer assertion, multi-actions api, generic http connection, api task, csrf token, invalid_client, unauthorized grant type, api task, task chain , KBA , DS-DI-SCH , Scheduling and Task Chains , Problem