Unable to send logs to Log Analytics workspace using Data Collection Endpoint

Unable to send logs to Log Analytics workspace using Data Collection Endpoint.

Received 204(No content) as http response.

No logs are observed/recorded in the custom table.

I have followed the below approach.

Step1 : Created a custom table.

Step2 :  Registered an application and granted below permissions

Step 3 : Created a Data collection Endpoint in same region (East US) of Log analytics workspace.

Step 4 : Created a Data collection rule in the same region (East US).

Step 5 : Using Postman or Logic App I have tried to POST some sample JSON data to LAW.

Sample data matches the Table Schema and DCR schema as well

Below is the schema of the table used

REST API response with error 204 [no content]

Table not showing any results

https://learn.microsoft.com/en-us/azure/azure-monitor/logs/tutorial-logs-ingestion-api