protected String resource_to_string(nitro_service service, options option)
	{
		String onerror = service.get_onerror();
		return service.get_payload_formatter().resource_to_string(this, option, onerror);
	}
protected String resource_to_string ( nitro_service service , options option ) { String onerror = service . get_onerror ( ) ; return service . get_payload_formatter ( ) . resource_to_string ( this , option , onerror ) ; }
Converts MPS resource to Json string.
@param service nitro_service object.
@param option Options object.
@return  string in Json format.