JIRA Rest API Issue: Worklog POST API giving 500 Internal Server Error

[Piyush Modi]

api - /rest/api/3/issue/{issueId}/worklog?adjustEstimate=new&newEstimate=21m

payload - {"timeSpent":"12h ","comment":{"type":"doc","version":1,"content":[{"type":"paragraph","content":[{"text":"Description","type":"text"}]}]},"started":"2019-11-27T11:32:15.3215 +0530","newEstimate":"21m"}

Getting 500 error intermittently while logging.

Response - 

{"errorMessages":["Internal server error"],"errors":{}}

[Pawan_darira]

Hi Team, We are facing issues while updating work log at Jira's end. The API at your end is not updating the data and throwing back the error. Please reply on this at the earliest.