erp/core/CoreApp/controllers/Lyerpapi/v2/Lyerphd.php

<?php
defined('BASEPATH') OR exit('No direct script access allowed');

class Lyerphd extends Lyapi_Controller
{
   public function __construct()
    {
        parent::__construct();
    }

    public function shopofyhz(){
          $json_str = $this->input->raw_input_stream;
          var_dump($json_str);
    }
}