lib/alertV2/AlertV2.js
function (identifier, data, config, cb) {
            var path = api.getPath(savedSearchbaseURL, identifier, null);
            api.patch(path, data, config, cb)
        }
function (identifier, data, config, cb) {
            var path = api.getPath(savedSearchbaseURL, identifier, null);
            api.patch(path, data, config, cb)
        }
This request is to update a saved search for searching alerts in Opsgenie.