List webhooks

curl --request GET \
  --url https://api.shoppex.io/dev/v1/webhooks \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "id": "11111111-1111-4111-8111-111111111111",
      "uniqid": "11111111-1111-4111-8111-111111111111",
      "url": "https://app.example.com/webhooks/shoppex",
      "events": [
        "order:paid",
        "payment:completed"
      ],
      "created_at": 1711510800,
      "updated_at": 1711510860
    }
  ]
}