Render an unsubscribe form

window.SwymCallbacks = window.SwymCallbacks || [];
window.SwymCallbacks.push(function(swat) {
  var params = SwymUtils.getEncodedAsObject(window.location.search);
  var reqdParams = ["smid", "email", "epi", "empi", "appname", "du"];
  // Use required params like appname, du etc. to render the form with more information about the user and product to be unsubscribed
  var unsubMap = {
    smid: params.smid,
    mediumvalue: params.email,
    productid: params.epi // If it needs to be specific to the product
  };

swat.unsubscribeFromSwym(unsubMap, function() {
    console.log("Unsubscribed successfully");
  }, function() {
    console.error("Unsubscribe failed");
  });
});