Hello Padmanabhan M,
To access Microsoft Fabric Rest API using Azure Service principal, you need to create an application and grant below API permission:
In PowerBI Admin Portal, you need to enable the below options:
And add the Service principal as Admin or Contributor to the workspace:
Generate access token:
Now use the below URL to run the notebook:
Refer: Job Scheduler - Run On Demand Item Job - REST API (Core) | Microsoft Learn
POST https://api.fabric.microsoft.com/v1/workspaces/WorkspaceID/items/ItemID/jobs/Jobtype/instances
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