Teste Código PHP

<?php

/**
 * @author Adriano Schneider
 * @copyright 2017
 */
  //
  $conexaoDB = mysqli_connect("localhost:3317", "root", "123456", 'android_rest');
  //
  $query  = "select ID";
  $query .= "     , NOME";
  $query .= "     , EMAIL";
  $query .= "     , CELULAR";
  $query .= "     , STATUS";
  $query .= "  from usuarios";
  $query .= " limit 0,10";
  $result = mysqli_query($conexaoDB,$query);
  $_qtdeRegistros = mysqli_num_rows($result);
  $lista = array();
  while ($row = mysqli_fetch_array($result)) {
    extract($row);
    $lista[] = array(
      "id" => $ID,
      "nome" => $NOME,
      "email" => $EMAIL,
      "celular" => $CELULAR,
      "status" => $STATUS
    );
  }
  mysqli_close($conexaoDB);
  //
  echo json_encode($lista);