onActionProcess.js

import("system.logging");
import("system.vars");
import("system.neon");

let contextName = "Duplicates";
let viewName = "PersonClusterMain_view";

var params = {};
params["ClusterId_param"] = vars.get("$sys.selection")[0];
params["TargetEntity"] = "Person_entity";

neon.openContext(contextName, viewName, null, neon.OPERATINGSTATE_VIEW, params);