code: function (success, fail, args, env) {
  		if (!processing) {
  			processing = true;
  			var result = new PluginResult(args, env);
  			resultObjs[result.callbackId] = result;
  			var value;
  			if (args && args["input"]) {
  				value = JSON.parse(decodeURIComponent(args["input"]));
  				audioMetaData.getInstance().audioMetaDataGetMetaData(result.callbackId, value);
  				result.noResult(true);
  			}
  		}
  	}
docs: Code can be declared and used outside the module.exports object, but any functions to be called by client.js need to be declared here in this object.