try {
	var data = JSON.parse(value);
}
catch (error) {
	throw 'Failed to parse JSON of EtherLike-MIB discovery.';
}
var fields = ['{#SNMPVALUE}','{#IFOPERSTATUS}','{#IFALIAS}','{#IFNAME}','{#IFDESCR}'];
data.forEach(function (element) {
	fields.forEach(function (field) {
		element[field] = typeof(element[field]) === 'undefined' ? '' : element[field];
	});
});
return JSON.stringify(data);