Thats funny, I would add 
$self->{_ua}->add_handler("request_send",  sub { shift->dump; return }
+);
$self->{_ua}->add_handler("response_done", sub { shift->dump; return }
+);

[download]
And I would try to make it work with the demo site

In reply to Re: Help, pls, w/ CiviCRM::Client::REST->login() failures . . . by Anonymous Monk
in thread Help, pls, w/ CiviCRM::Client::REST->login() failures . . . by hesco

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