List appointment types

Example response

{
  "appointment_types": [
    {
      "appointment_confirmation_template_ids": [
        "1"
      ],
      "appointment_follow_up_template_ids": [
        "1"
      ],
      "appointment_reminder_template_ids": [
        "1"
      ],
      "appointment_type_billable_items": {
        "links": {
          "self": "https://api.au1.cliniko.com/v1/appointment_type_billable_items?q%5B%5D=appointment_type_id%3A%3D1"
        }
      },
      "appointment_type_products": {
        "links": {
          "self": "https://api.au1.cliniko.com/v1/appointment_type_products?q%5B%5D=appointment_type_id%3A%3D1"
        }
      },
      "billable_item": {
        "links": {
          "self": "https://api.au1.cliniko.com/v1/billable_items/1"
        }
      },
      "links": {
        "self": "https://api.au1.cliniko.com/v1/appointment_types/1"
      },
      "practitioners": {
        "links": {
          "self": "https://api.au1.cliniko.com/v1/appointment_types/1/practitioners"
        }
      },
      "product": {
        "links": {
          "self": "https://api.au1.cliniko.com/v1/products/1"
        }
      },
      "treatment_note_template": {
        "links": {
          "self": "https://api.au1.cliniko.com/v1/treatment_note_templates/1"
        }
      }
    }
  ],
  "total_entries": 1,
  "links": {
    "self": "https://api.au1.cliniko.com/v1/appointment_types?page=2",
    "previous": "https://api.au1.cliniko.com/v1/appointment_types?page=1",
    "next": "https://api.au1.cliniko.com/v1/appointment_types?page=3"
  }
}