array('optin','optout','mandatory')); $meta["usega"] = array('onoff'); $meta["gasecret"] = array('string'); $meta["gaexpiry"] = array('numeric'); $meta["useotp"] = array('onoff'); $meta["otpmethod"] = array('multichoice','_choices' => array('email','smsgateway','smsappliance')); $meta["otpurl"] = array('string'); $meta["otpcontent"] = array('string'); $meta["otplength"] = array('numeric'); $meta["otpexpiry"] = array('numeric');