discourse/spec/requests/api/schemas/json/user_create_response.json

{
  "additionalProperties": false,
  "properties": {
    "success": {
      "type": "boolean"
    },
    "active": {
      "type": "boolean"
    },
    "message": {
      "type": "string"
    },
    "user_id": {
      "type": "integer"
    }
  },
  "required": [
    "success",
    "active",
    "message"
  ]
}