Lists all webhooks

curl --request GET \
  --url https://api.openphone.com/v1/webhooks \
  --header 'Authorization: <api-key>'

{
  "data": [
    {
      "id": "WHabcd1234",
      "userId": "US123abc",
      "orgId": "OR1223abc",
      "label": "my webhook label",
      "status": "enabled",
      "url": "https://example.com/",
      "key": "example-key",
      "createdAt": "2022-01-01T00:00:00Z",
      "updatedAt": "2022-01-01T00:00:00Z",
      "deletedAt": "2022-01-01T00:00:00Z",
      "events": [
        "message.received"
      ],
      "resourceIds": [
        "<string>"
      ]
    }
  ]
}