curl --request POST \
  --url https://ai.pmock.com/api/ai/sn/get/downbeats \
  --header 'Content-Type: application/json' \
  --data '
{
  "clipId": "<string>"
}
'

{
  "code": 200,
  "message": "<string>",
  "data": {
    "taskId": "<string>"
  },
  "traceId": "<string>"
}