{"code":2,"message":"The request passed is not valid."}

kindly find the code below:

$headers = array(
    		"Content-Type"=> "application/json;charset=UTF-8",
    		"X-com-zoho-subscriptions-organizationid"=> "$org_id",
    		"Authorization"=> "Zoho-authtoken $auth_token"
    	 );
$data = array("display_name"=> 'tst test',
	       "first_name"=> 'test',
    		"last_name"=> 'test',
    		"email"=> 'test@test.com',
    		"tax_authority_id"=> '000000',
    		"tax_authority_name" => 'abc'
    		);
    	
    	
    	$curl_handle = curl_init();
    	curl_setopt($curl_handle,CURLOPT_URL,$url);
    	curl_setopt($curl_handle, CURLOPT_RETURNTRANSFER, true );
    	curl_setopt($curl_handle, CURLOPT_POST, true);
    	curl_setopt($curl_handle, CURLOPT_SSL_VERIFYPEER, false );
    	curl_setopt($curl_handle, CURLOPT_HTTPHEADER,$headers);
    	curl_setopt($curl_handle, CURLOPT_POSTFIELDS, $data);
    	$resp = curl_exec($curl_handle);
    	echo "<pre>";print_r($resp);die;