curl --request GET \
  --url https://api.prequel.co/public/signatures/webhook-public-key \
  --header 'X-API-KEY: <api-key>'

{
  "status": "<string>",
  "data": {
    "public_key": {
      "public_key": "<string>",
      "created_at": "2023-11-07T05:31:56Z",
      "id": "<string>",
      "key_type": "<string>"
    }
  },
  "message": "<string>"
}