curl --request POST \
  --url https://api.midjourney-api.com/midjourney/v1/submit-jobs \
  --header 'API-KEY: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "prompt": "a boy play with a girl --niji 7",
  "mode": "fast",
  "hookUrl": "https://api.example.com/webhook",
  "timeout": 600
}
'

{
  "status": 0,
  "data": {
    "taskId": "MtAd7mCuc4YqK_a1iAQSW"
  },
  "message": "success"
}