You don't need any nesting. All those methods could be declared at the same level, though that entails passing more params to them since you can't rely on closu

You don't need any nesting. All those methods could be declared at the same level, though that entails passing more params to them since you can't rely on closures. That's probably how you'd divide your synchronous code into methods anyway, so you might as well do the same with your async code.