Trims an audio file using the specified start and end times.
URL of the input audio to be trimmed.
"https://example.com/input_audio.mp3"
Start time in milliseconds.
10500
End time in milliseconds.
45000
Audio file to upload and process directly.
Desired output format.
mp3, wav, flac, ogg, aac, webm "mp3"
Callback URL for async processing results.
"http://your-webhook-url.com/callback"