List webhooks

curl --request GET \
  --url https://api.kit.com/v4/webhooks \
  --header 'X-Kit-Api-Key: <api-key>'

{
  "webhooks": [
    {
      "id": 426,
      "account_id": 33420,
      "event": {
        "name": "tag_add",
        "tag_id": 3625
      },
      "target_url": "http://example.convertkit.dev/tags"
    },
    {
      "id": 425,
      "account_id": 33420,
      "event": {
        "name": "form_subscribe",
        "form_id": 1503
      },
      "target_url": "http://example.convertkit.dev/"
    }
  ],
  "pagination": {
    "has_previous_page": false,
    "has_next_page": false,
    "start_cursor": "WzQyNl0=",
    "end_cursor": "WzQyNV0=",
    "per_page": 500
  }
}