An XML-RPC client should construct requests with the following elements:
RPC endpoint: http://blogsearch.google.com/ping/RPC2
Method name: weblogUpdates.extendedPing
Parameters: (should be sent in the same order as listed below)
Name of site
URL of site
URL of the page to be checked for changes
URL of RSS, RDF, or Atom feed
Optional a name (or "tag") categorizing your site content. You may delimit multiple values by using the '|' character.
The XML-RPC response will contain a <struct> with two members:
flerror (Boolean) set to true/1 if an error occurred
message (string) containing either "Thanks for the ping." (if successful) or an error message (if unsuccesful).