Cannot subscribe to a node in another user's space before it's created

[mmalmi]

var gun1 = new Gun({peers:['https://gunjs.herokuapp.com/gun'], radisk: false, localStorage: false});
var gun2 = new Gun({peers:['https://gunjs.herokuapp.com/gun'], radisk: false, localStorage: false});
var gun3 = new Gun({peers:['https://gunjs.herokuapp.com/gun'], radisk: false, localStorage: false});
Gun.SEA.pair().then(pair => {
  // This console.log is not called:
  gun1.user(pair.pub).get('chats').get('someChatID').get('msgs').map().on(msg => console.log(1, msg)); 
  var user = gun2.user();
  user.auth(pair);
  user.get('chats').get('someChatID').get('msgs').get(new Date().toISOString()).put({text:'hello world'});
  setTimeout(() => {
    // Only this console.log is called.
    // If you change gun3 -> gun1 (resubscribe), both console.logs are called.
    // Also, if you change .on -> .once, it prints an empty object.
    gun3.user(pair.pub).get('chats').get('someChatID').get('msgs').map().on(msg => console.log(2, msg));
  }, 2000);
});