<?php

if (isset($_GET['rec_listner']) && $_GET['rec_listner'] == 'admin') {
    if (isset($_GET['type']) && $_GET['type'] == 'consultants') {
        $consultants = new Consultants();
        $data = $consultants->getUsersJson();
        if (!empty($data)) {
            echo $data;
            exit;
        }
    }
    exit;
}
 <?php 
$consultants = new Consultants();
$users = $consultants->getUsersJson();
echo $users;