OUT https://en.wikipedia.org/w/api.php?action=thank&format=xml&assert=user POSTDATA rev=649846682&source=huggle&token=4dd988ec8013e79f18ad0ce17602a8b754f71ec4%2B%5C IN <?xml version="1.0"?><api servedby="mw1205"><error code="invalidrecipient" info="No valid recipient found" xml:space="preserve">See https://en.wikipedia.org/w/api.php for API usage</error></api>
Makes no sense to me, according to documentation at https://www.mediawiki.org/wiki/Extension:Thanks#API_Documentation I should not use POST which is nonsense, as module request token to be POSTed + it doesn't seem to accept the revid for some reason?