my $toUpdate = from_json($self->req->param('json'));
$self->debug($self->req->param('json'));
$self->debug($self->dumper($toUpdate));



[Fri Jan  9 21:21:45 2015] [debug] {"name":"Test user","id":"72","mobile":[" 7 (123) 456-78-90"]}
[Fri Jan  9 21:21:45 2015] [debug] {
  "id" => 72,
  "mobile" => [
    " 7 (123) 456-78-90"
  ],
  "name" => "Test user",
}