Retrieve event webhooks

curl --request GET \
  --url https://api.getnimbus.io/events/webhooks

{
  "data": [
    {
      "id": "<string>",
      "owner": "<string>",
      "url": "<string>",
      "addresses": [
        "<string>"
      ],
      "chain": "SUI",
      "createdAt": "2023-11-07T05:31:56Z",
      "updatedAt": "2023-11-07T05:31:56Z"
    }
  ]
}