curl --request POST \
  --url https://api.example.com/v1/voices \
  --header 'Content-Type: multipart/form-data' \
  --form 'audio=<string>' \
  --form 'name=<string>' \
  --form 'description=<string>'

{
  "data": {
    "voice_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "name": "<string>",
    "status": "<string>",
    "created_at": "2023-11-07T05:31:56Z",
    "description": "<string>"
  },
  "success": true
}