Redmine

Can any one help me in solving below thing

Request :
curl -k -H "Content-Type: application/json" -X POST --data "@time_entry.json" -u anand_walvekar:KZLP3Fn3 https://MYSERVER/redmine/projects/MYPROJECT/time_entries.json

Contents of file "time_entry.json" {
"time_entry": {
"hours": 1.25,
"issue": {
"id": 10386
},
"comments": "Logging by cli"
}
}

Response :
Redmine 500 error

Thanks
Anand