vincent samaco wudinkpgmailcom trying post note using oauth php created params array specifying note_to note_body try send note spaces receive 401 error example im passing url post fields note spaces request url httpapipowncecom20sendmessagexmloauth_version10oauth_nonceoauth_timestampoauth_consumer_keynote_toset_14998note_bodyoauthtestoauth_tokenoauth_signature_methodhmacsha1oauth_signature post data oauth_version10oauth_nonceoauth_timestampoauth_consumer_keynote_toset_14998note_bodyoauth testoauth_tokenoauth_signature_methodhmac sha1oauth_signature works fine spaces anyone suggestions received message subscribed google groups pownceapi group post group send email zgdjhgesvgooglegroupscom unsubscribe group send email ggnqhfrshhbqfvscggnqgooglegroupscom options visit group httpgroupsgooglecomgrouppownceapihlen wed 06 aug 2008 143753 0700 pownceapi url encoding note body