Send a JSON obiect as a parameter

panels201_2.js

// JS file (panel)
var paramObj = {
	sharpeningStrength : 225,
	protection : {
    	    highlights : 50,
    	    midtones   : 15,
    	    shadows    : 0,
	},
	oldAlgorithm : false,
	copyrightString : "© Jane Doe 2018"
};
var paramString = JSON.stringify(paramObj);
csInterface.evalScript('addSharpeningForWeb(' + paramString + ')');

// JSX file (Photoshop)
function addSharpeningForWeb(paramObj) {
	// ... you can directly access everything here:
	// no need to JSON.parse()
	var sharpeningStrength = paramObj.sharpeningStrength;
	var highlightsProtection = paramObj.protection.highlights;
	// etc.
}