Update an action

Example request

{
  "type": "afterQuery",
  "filter": {
    "entity": "users",
    "query": "signup",
    "onlySuccess": true
  },
  "action": {
    "entity": "mailjet-message",
    "query": "send",
    "params": {
      "email": "newuser@email.com",
      "message": "Hello new user !"
    }
  }
}