Modify REST API JSON output

{
    "$schema": "http://json-schema.org/draft-04/schema#",
    "title": "Publish Item",
    "description": "",
    "type": "object",
    "properties": {
        "data": {
            "type": "array",
            "items": {
                "type": "object",
                "properties": {
                      "id" : {
                          "type": "string"
                      }, 
                      "title" : {
                          "type": "string"
                      },
                      "description" : {
                          "type": "string"
                      },
                      "required": ["id", "title", "description"]
	}
            },
            "minItems": 1,
            "uniqueItems": true
        }
    },
    "required": ["data"]
}

{ "data" : [
    {
    "id" : "9140555314413871701", 
    "title": "Name",
    "description" : "<b>Item Description</b>"
 },
    {
    "id" : "9140555314413871805", 
    "title": "Name 2",
    "description" : "<b>Item Description 2</b>"
  }
    ]
}

<?php

/**
 * Found at: Controllers/Box.php
 *
 * Handle requests to [URL]/Controllers/Box. Automagically handles CRUD (GET/POST/PUT/DELETE) for the xPDOObject class myBox.
 */
class myControllersBox extends modRestController {

    public $classKey = 'myBox';
    public $defaultSortField = 'name';
    public $defaultSortDirection = 'DESC';

    /**
     * Handle DELETE requests
     * @return array
     */
    public function delete() {
        // override the delete action in here...

        // otherwise...
        return parent::delete();
    }

    /**
     * Handles updating of objects
     * @return array
     */
    public function put() {
        // override the put action in here...

        // otherwise...
        return parent::put();
    }

    /**
     * Method for routing POST requests. Can be overridden; default behavior automates xPDOObject, class-based requests.
     * @abstract
     */
    public function post() {
        // override the post action in here...

        // otherwise...
        return parent::post();
    }

    /**
     * Abstract method for routing GET requests without a primary key passed. Must be defined in your derivative
     * controller. Handles fetching of collections of objects.
     *
     * @abstract
     * @return array
     */
    public function getList() {
        // override the getList action in here...

        // otherwise...
        return parent::getList();
    }

    /**
     * Output a collection of objects as a list.
     *
     * @param array $list
     * @param int|boolean $total
     * @param int $status
     */
    public function collection($list = array(), $total = false, $status = null) {
        // override the collection output fron getList action above in here...

        // otherwise...
        return parent::collection($list, $total, $status);
    }

    /**
     * Abstract method for routing GET requests with a primary key passed. Must be defined in your derivative
     * controller.
     * @abstract
     * @param $id
     */
    public function read($id) {
        // override the read action in here...

        // otherwise...
        return parent::read($id);
    }
}

<?php
class myParentController extends modRestController {
    // all the overriding classes above are here...
}

<?php
/**
 * Found at: Controllers/Box.php
 *
 * Handle requests to [URL]/Controllers/Box. Automagically handles CRUD (GET/POST/PUT/DELETE) for the xPDOObject class myBox.
 */

include_once 'path/to/myParentController.php';

class myControllersBox extends myParentController {
    // define the classKey in here

    public $classKey = 'myBox';
    public $defaultSortField = 'name';
    public $defaultSortDirection = 'DESC';

    // nothing in here, except you have specific overriding algorithm for the particular $classKey for any particular method
}