curl --request GET \
  --url https://api.simli.ai/agent/{id} \
  --header 'x-simli-api-key: <api-key>'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "face_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "name": "Untitled Agent",
  "first_message": "<string>",
  "prompt": "<string>",
  "voice_provider": "elevenlabs",
  "voice_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "voice_model": "sonic-english",
  "language": "<string>",
  "llm_model": "gpt-4o-mini",
  "llm_endpoint": "https://api.example.com/v1/chat/completions",
  "max_idle_time": 300,
  "max_session_length": 3600,
  "owner_id": "<string>",
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z"
}