Update type of content id to string from number

[harsh-joshi99]

Content Id was set as a number and was throwing an error as it needed to be a string. Updated the type of mapping from number to string.

JIRA -> STRATCONN-4163

Testing

Tested successfully in staging via app.

Local Testing

Stage Testing

Before Fix

After Fix

Include any additional information about the testing you have completed to ensure your changes behave as expected. For a speedy review, please check any of the tasks you completed below during your testing.

• [ ] Added unit tests for new functionality
• [x] Tested end-to-end using the local server
• [x] [Segmenters] Tested in the staging environment