curl --request GET \
  --url https://app.kapso.ai/api/v1/whatsapp_broadcasts \
  --header 'X-API-Key: <api-key>'

{
  "data": [
    {
      "id": "5f6a7b8c-9d0e-1f2a-3b4c-5d6e7f8a9b0c",
      "name": "July Promo",
      "status": "completed",
      "started_at": "2025-07-15T10:00:00Z",
      "completed_at": "2025-07-15T11:30:00Z",
      "created_at": "2025-07-14T15:00:00Z",
      "updated_at": "2025-07-15T11:30:00Z",
      "whatsapp_config_id": "4a5b6c7d-8e9f-0a1b-2c3d-4e5f6a7b8c9d",
      "whatsapp_template": {
        "id": "7a8b9c0d-1e2f-3a4b-5c6d-7e8f9a0b1c2d",
        "name": "july_promo_template",
        "language_code": "en_US",
        "category": "MARKETING",
        "status": "approved"
      },
      "total_recipients": 1000,
      "sent_count": 950,
      "failed_count": 50,
      "delivered_count": 900,
      "read_count": 750,
      "responded_count": 120,
      "pending_count": 0,
      "response_rate": 12.6,
      "stats": {
        "total": 1000,
        "sent": 950,
        "failed": 50,
        "delivered": 900,
        "read": 750,
        "responded": 120,
        "pending": 0
      }
    },
    {
      "id": "3c4d5e6f-7a8b-9c0d-1e2f-3a4b5c6d7e8f",
      "name": "Summer Sale",
      "status": "sending",
      "started_at": "2025-07-16T09:00:00Z",
      "completed_at": null,
      "created_at": "2025-07-16T08:00:00Z",
      "updated_at": "2025-07-16T09:15:00Z",
      "whatsapp_config_id": "4a5b6c7d-8e9f-0a1b-2c3d-4e5f6a7b8c9d",
      "whatsapp_template": {
        "id": "9d0e1f2a-3b4c-5d6e-7f8a-9b0c1d2e3f4a",
        "name": "summer_sale_template",
        "language_code": "en_US",
        "category": "MARKETING",
        "status": "approved"
      },
      "total_recipients": 500,
      "sent_count": 250,
      "failed_count": 10,
      "delivered_count": 240,
      "read_count": 100,
      "responded_count": 15,
      "pending_count": 240,
      "response_rate": 6,
      "stats": {
        "total": 500,
        "sent": 250,
        "failed": 10,
        "delivered": 240,
        "read": 100,
        "responded": 15,
        "pending": 240
      }
    }
  ],
  "meta": {
    "page": 1,
    "per_page": 20,
    "total_pages": 1,
    "total_count": 2
  }
}