Error to render the embedded report after successfully getting the Embedded Token!

I am trying to embed the power BI report in html page using iframe. We have done required configuration to get the Embeded Token using service Principal account- Embed Power BI content in an embedded analytics application with service principal and an applicatio.... I am able to get the Embdded Token successfully. After succesful power BI embedded token to render the embeded report url it through below exception. 

Underlying Error: PowerBI service client received error HTTP response. HttpStatus: 503. PowerBIErrorCode: OpenConnectionError
OpenConnectionError: Failed to open the MSOLAP connection.
Correlation ID: 4a9914f8-cd24-e20d-bb3c-3c1d2b6d6bc5
Activity ID: 8098bb5d-101f-41cf-b626-de08fb834098
Request ID: d0e91c2b-7add-47ab-9c2a-ef5d2b818e21
Time: Thu Nov 03 2022 12:34:13 GMT+0530 (India Standard Time)
Service version: 13.0.19357.55
Client version: 2210.4.10658-train
Cluster URI: https://WABI-NORTH-EUROPE-K-PRIMARY-redirect.analysis.windows.net
Activity ID: 8098bb5d-101f-41cf-b626-de08fb834098
Request ID: d0e91c2b-7add-47ab-9c2a-ef5d2b818e21
Time: Thu Nov 03 2022 12:34:13 GMT+0530 (India Standard Time)
Service version: 13.0.19357.55
Client version: 2210.4.10658-train
Cluster URI: https://WABI-NORTH-EUROPE-K-PRIMARY-redirect.analysis.windows.net

Below is screenshot for more detail.

License Type: Premium Per User

What needs to be done to fix this? 

Regards

Vinayak