curl --request GET \
  --url https://app.happyrobot.ai/api/v1/calls \
  --header 'authorization: <authorization>'

{
  "calls": [
    {
      "id": "<string>",
      "organization_id": "<string>",
      "type": "Inbound",
      "status": "Scheduled",
      "provider": "Twilio",
      "metadata": {
        "call_sid": "<string>",
        "from": "+1234567890",
        "to": "+1234567890",
        "recording_sid": "<string>",
        "tags": [
          "<string>"
        ],
        "custom": {
          "clientId": "123",
          "orderId": "456"
        }
      },
      "use_case": {
        "id": "<string>",
        "organization_id": "<string>",
        "name": "Kate",
        "transfer_number": "<string>",
        "extract_with_ai": [
          {
            "name": "<string>",
            "description": "<string>",
            "type": "string",
            "example": "<string>",
            "required": true
          }
        ],
        "classification_tags": [
          {
            "name": "<string>",
            "description": "<string>"
          }
        ],
        "language": "en-US",
        "detailed_work_hours": {},
        "work_start": "<string>",
        "work_end": "<string>",
        "timezone": "<string>",
        "generic_after_hours_message": "<string>",
        "enable_detailed_work_hours": true,
        "keywords": [
          "<string>"
        ],
        "hooks": [
          {
            "url": "<string>",
            "headers": [
              {
                "key": "<string>",
                "value": "<string>"
              }
            ]
          }
        ],
        "params": {},
        "amd": true,
        "amd_behavior": "Hangup",
        "amd_messages": {},
        "sample_labels": [
          {
            "name": "<string>",
            "color": "slate"
          }
        ],
        "hidden": true,
        "evaluation_models": [
          "<string>"
        ],
        "max_duration_mins": 123,
        "recorded_message_inbound": true,
        "recorded_message_outbound": true,
        "show_original_caller_id": true,
        "disable_end_call_after_n_reminders": true,
        "model": "<string>"
      },
      "prompt_id": "<string>",
      "agent": {
        "id": "<string>",
        "name": "<string>"
      },
      "language": "en-US",
      "params": {},
      "extraction": {},
      "classification": {
        "tag": "<string>",
        "reasoning": "<string>"
      },
      "created": "2024-01-01T01:01:01Z",
      "duration": 123,
      "viewed_by": [
        "<string>"
      ],
      "parent_call_id": "<string>",
      "notes": [
        {
          "id": "<string>",
          "user_id": "<string>",
          "content": "<string>",
          "flagged": true,
          "created_at": "2024-01-01T01:01:01Z"
        }
      ],
      "samples": [
        "<string>"
      ],
      "ratings": [
        {
          "emoji": "✅",
          "email": "jsmith@example.com",
          "created": "2024-01-01T01:01:01Z"
        }
      ],
      "scheduled_for": "2024-01-01T01:01:01Z",
      "use_backup": true,
      "wait_until_awake": true,
      "campaign_id": "<string>",
      "max_duration_mins": 123,
      "transfer_contact_email": "<string>",
      "costs": {
        "created": "2023-11-07T05:31:56Z",
        "total_costs": 123,
        "voip": {
          "external": true,
          "amd_cost": 123,
          "call_cost": 123,
          "total_cost": 123,
          "pricing_id": "<string>"
        },
        "transcriber": {
          "total_cost": 123,
          "pricing_id": "<string>"
        },
        "llm": {
          "input_cost": 123,
          "output_cost": 123,
          "total_cost": 123,
          "input_pricing_id": "<string>",
          "output_pricing_id": "<string>"
        },
        "tts": {
          "total_cost": 123,
          "pricing_id": "<string>"
        },
        "per-minute": {}
      }
    }
  ],
  "count": 12993,
  "limit": 2000,
  "offset": 0
}