curl --request GET \
  --url https://api.example.com/v1/voiceai/batch-calling/workspace \
  --header 'x-api-key: <api-key>'

{
  "batch_calls": [
    {
      "id": "<string>",
      "name": "<string>",
      "agent_id": "<string>",
      "created_at_unix": 123,
      "scheduled_time_unix": 123,
      "last_updated_at_unix": 123,
      "status": "pending",
      "agent_name": "<string>",
      "phone_number_id": "<string>",
      "phone_provider": "twilio",
      "whatsapp_params": {
        "whatsapp_call_permission_request_template_name": "<string>",
        "whatsapp_call_permission_request_template_language_code": "<string>",
        "whatsapp_phone_number_id": "<string>"
      },
      "total_calls_dispatched": 0,
      "total_calls_scheduled": 0,
      "total_calls_finished": 0,
      "retry_count": 0
    }
  ],
  "next_doc": "<string>",
  "has_more": false
}