Gets the batch wide (observable) object.
import Batch = require("nativescript-batch");
var b = Batch.newBatch(function(ctx) {
ctx.log("TM => " + ctx.object.get("TM")); // 5979
ctx.log("MK => " + ctx.object.get("MK")); // 23979
});
b.batch.object.set("TM", 5979);
b.batch.object.set("MK", 23979);
b.start();