[error] => no_method
[error_message] => Could not find a route with 1 elements

<?php
$base_url = "https://my.domain/rest/v10";
$username = "admin";
$password = "*********";
function call($url,$oauthtoken='',$type='GET',$arguments=array(),$encodeData=true,$returnHeaders=false){
    $type = strtoupper($type);
    if ($type == 'GET')
    {
        $url .= "?" . http_build_query($arguments);
    }
    $curl_request = curl_init($url);
    if ($type == 'POST')
    {
        curl_setopt($curl_request, CURLOPT_POST, 1);
    }
    elseif ($type == 'PUT')
    {
        curl_setopt($curl_request, CURLOPT_CUSTOMREQUEST, "PUT");
    }
    elseif ($type == 'DELETE')
    {
        curl_setopt($curl_request, CURLOPT_CUSTOMREQUEST, "DELETE");
    }
    curl_setopt($curl_request, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_0);
    curl_setopt($curl_request, CURLOPT_HEADER, $returnHeaders);
    curl_setopt($curl_request, CURLOPT_SSL_VERIFYPEER, 0);
    curl_setopt($curl_request, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($curl_request, CURLOPT_FOLLOWLOCATION, 0);
    if (!empty($oauthtoken))
    {
        $token = array("oauth-token: {$oauthtoken}","Content-Type: application/json");
        curl_setopt($curl_request, CURLOPT_HTTPHEADER, $token);
    }
    if (!empty($arguments) && $type !== 'GET')
    {
        if ($encodeData)
        {
            //encode the arguments as JSON
            $arguments = json_encode($arguments);
        }
        curl_setopt($curl_request, CURLOPT_POSTFIELDS, $arguments);
    }
    $result = curl_exec($curl_request);
    if ($returnHeaders)
    {
        //set headers from response
        list($headers, $content) = explode("rnrn", $result ,2);
        foreach (explode("rn",$headers) as $header)
        {
            header($header);
        }
        //return the nonheader data
        return trim($content);
    }
    curl_close($curl_request);
    //decode the response from JSON
    $response = json_decode($result);
    return $response;
}

//Login - POST /oauth2/token
$url = $base_url . "/oauth2/token";
$oauth2_token_arguments = array(
    "grant_type" => "password",
    //client id/secret you created in Admin > OAuth Keys
    "client_id" => "sugar",
    "client_secret" => "",
    "username" => $username,
    "password" => $password,
    "platform" => "base"
);
$oauth2_token_response = call($url, '', 'POST', $oauth2_token_arguments);
//Create record - POST /<module>/
$url = $base_url . "/Customers";  //works id this is "Accounts"
$record_arguments = array(
    "name" => "ACME Inc.",
    "description" => "Not for Coyotes"
);
$record_response = call($url, $oauth2_token_response->access_token, 'POST', $record_arguments);
echo "<pre>";
print_r($record_response);
echo "</pre>";

<?php

if(!defined('sugarEntry') || !sugarEntry) die('Not A Valid Entry Point');

require_once("clients/base/api/ModuleApi.php");

class CustomOrderApi extends ModuleApi
{
    public function registerApiRest()
    {
        return array(
            //GET & POST
            'postOrder' => array(
                //request type
                'reqType' => array('POST'),

            //set authentication
            'noLoginRequired' => false,

            //endpoint path
            'path' => array('OD_Order_Information'),

            //endpoint variables
            'pathVars' => array(''),

            //method to call
            'method' => 'createRecord',

            //short help string to be displayed in the help documentation
            'shortHelp' => 'An example of a POST endpoint',

            //long help to be displayed in the help documentation
            'longHelp' => 'custom/clients/base/api/help/MyEndPoint_MyGetEndPoint_help.html',
        ),
    );
}

/**
 * Method to be used for my OD_Order_Information/:record endpoint
 */
    public function createRecord(ServiceBase $api, array $args)
{
    $bean = $this->createBean($api, $args);
    $data = $this->formatBeanAfterSave($api, $args, $bean);
    return 'test';
}


}

?>