통화 조회

curl --request GET \
  --url https://client-api.tryvox.co/v2/calls/{call_id} \
  --header 'Authorization: Bearer <token>'

{
  "agent_id": "<string>",
  "call_id": "<string>",
  "call_from": "<string>",
  "call_to": "<string>",
  "dynamic_variables": {},
  "metadata": {},
  "start_timestamp": 123,
  "end_timestamp": 123,
  "duration_ms": 123,
  "transcript": [
    {
      "content": "<string>",
      "start_at": 123,
      "end_at": 123
    }
  ],
  "transcript_with_tool_calls": [
    {
      "content": "<string>",
      "start_at": 123,
      "end_at": 123
    }
  ],
  "recording_url": "<string>",
  "call_cost": {
    "total_credits_used": 123,
    "duration_seconds": 123
  },
  "call_analysis": {
    "summary": "<string>",
    "custom_analysis_data": [
      {}
    ],
    "evaluation": {}
  },
  "opt_out_sensitive_data_storage": false
}