List all templates

[
  {
    "id": "template_prefix_id_1",
    "template_name": "Welcome Message",
    "language": "en",
    "category": "MARKETING",
    "status": "approved",
    "whats_app_business_account_id": 123,
    "components": [
      {
        "id": "component_id_1",
        "component_type": "body",
        "data_type": "text",
        "value": "Hello {{subscriber.name | fallback: 'there' | example: 'John'}}, welcome to our service!",
        "index": 0
      }
    ]
  },
  {
    "id": "template_prefix_id_2",
    "template_name": "Order Confirmation",
    "language": "en",
    "category": "TRANSACTIONAL",
    "status": "approved",
    "whats_app_business_account_id": 123,
    "components": [
      {
        "id": "component_id_2",
        "component_type": "body",
        "data_type": "text",
        "value": "Your order #{{order.number | example: '12345'}} has been confirmed.",
        "index": 0
      }
    ]
  }
]