curl --location --request POST '/tracks//comments' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data-raw '{
"body": "string",
"timestampSeconds": 0
}'{
"id": 0,
"user": {
"id": 0,
"username": "string",
"avatarUrl": "http://example.com"
},
"body": "string",
"timestampSeconds": 0,
"replyToCommentId": 0,
"createdAt": "2019-08-24T14:15:22.123Z"
}