array('optin','optout','mandatory')); $meta["otpsubject"] = array('string'); $meta["otpcontent"] = array('string'); $meta["generatorexpiry"] = array('numeric'); $meta["otplength"] = array('numeric'); $meta["sentexpiry"] = array('numeric'); $meta["loginnotice"] = array('multichoice','_choices' => array('none','user','always')); $meta["loginsubject"] = array('string'); $meta["logincontent"] = array('string');