def send_request(req) #Parse::Request object
      raise ArgumentError, "Object not of Parse::Request type." unless req.is_a?(Parse::Request)
      request req.method, req.path, req.body, req.headers
    end
def send_request(req) #Parse::Request object
      raise ArgumentError, "Object not of Parse::Request type." unless req.is_a?(Parse::Request)
      request req.method, req.path, req.body, req.headers
    end
Send a {Parse::Request} object.
 @param req [Parse::Request] the request to send
 @raise ArgumentError if req is not of type Parse::Request.
 @return (see #request)