curl --request GET \
  --url https://api.sternrockcapital.com/assistants/{assistantId}

{
  "endCallMessage": "<string>",
  "firstMessage": "<string>",
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "maxDurationSeconds": 123,
  "model": {
    "model": "<string>",
    "prompt": "<string>",
    "provider": "openai"
  },
  "name": "<string>",
  "silenceTimeoutSeconds": 123,
  "voice": {
    "model": "<string>",
    "provider": "11labs"
  },
  "voicemailMessage": "<string>"
}