curl --request POST \
  --url https://api.ttapi.io/suno/v1/fade-out \
  --header 'Content-Type: application/json' \
  --header 'TT-API-KEY: <api-key>' \
  --data '
{
  "music_id": "<string>",
  "fade_time_s": 123,
  "title": "<string>",
  "isStorage": true,
  "hookUrl": "<string>"
}
'

{
  "status": "SUCCESS",
  "message": "success",
  "data": {
    "jobId": "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
  }
}