curl --request POST \
  --url https://api.charp.ai/cache/generate/voice-clone \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "source_audio_url": "<string>",
  "adjacent_audio_url": "<string>",
  "model": "<string>",
  "trim_silence": 123,
  "update_audio_length": 123,
  "update_loudness": true,
  "smooth_transition": true,
  "tone_matching": 123,
  "pitch_matching": 123,
  "concat_adjacent_and_final_output": true
}'

{
  "task_id": "<string>"
}