User image structure has been changed without prior notification

[footnote]

Route GET v1/posts/{postId} is returning user image as id instead of url, yesterday it was returning the user image as dictionary and today it's a normal property as follows

we stayed for hours searching for the reason of the crash!

http://lighttribe-dev.herokuapp.com/api/v1/posts/56192cfcd53c0a4500989c87?access_token=S362u7bFRqRvJo53Zv

author: {
_id: "56192c92d53c0a4500989c84",
username: "shadi3",
userImage: "561e69ecc1130a140042c833"
},