PATCH(url = NULL, config = list(), ..., body = NULL, multipart = TRUE,
handle = NULL)authenticate), additional headers
(add_headers), cookies (query, path, etc,
passed on to modify_url. These parameters must be named.handle_pool
based on the scheme, hostname and port of the url. By default FALSE: No bodyNULL: An empty bodyTRUE), or application/x-www-form-urlencoded (FALSE).
Files can not be uploaded when FALSE.