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Content-Type: multipart/form-data; boundary=WUlKV_AtI1-uGU0dtt-ebGl0zL +9pZudYnaI8t2g --WUlKV_AtI1-uGU0dtt-ebGl0zL9pZudYnaI8t2g ... Content-Transfer-Encoding: binary ...binary data... --WUlKV_AtI1-uGU0dtt-ebGl0zL9pZudYnaI8t2g--
my $r = $ua->post( $url, Content_Type => 'form-data', ... ); my $res_xml = $r->decoded_content;