                             for likes in snapshot.children.allObjects as! [DataSnapshot] {
                                 likesArray.append(likes.key)
                             }
+                            post.likesArray = likesArray
                             post.numberOfLikes = String(likesArray.count)
                             requestGroup.leave()
                         })

        cell.postAuthor.text = post.createdBy
        cell.postSubtitle.text = post.subtitle
        cell.postImage.sd_setImage(with: URL(string: post.image!))
        cell.likesCounter.text = "\(post.numberOfLikes ?? "0") likes"
        
        cell.tapAction = { [weak self] (cell) in

            self!.ref!.child("likedBy").child(postId!).observeSingleEvent(of: .value, with: { (snapshot) in
                if snapshot.hasChild(userId!) {
                    self!.ref!.child("likedBy").child(postId!).child(userId!).removeValue()
                    post.likesArray.remove(at: post.likesArray.index(of: userUid!)!)
                    post.numberOfLikes = String(post.likesArray.count)
                    cell.likesCounter.text = "\(post.numberOfLikes ?? "0") likes"
                    cell.likeButton.setImage(UIImage(named: "like_white"), for: .normal)
                } else {
                    self!.ref!.child("likedBy").child(postId!).updateChildValues([userId! : true])
                    post.likesArray.append(userUid!)
                    post.numberOfLikes = String(post.likesArray.count)
                    cell.likesCounter.text = "\(post.numberOfLikes ?? "0") likes"
                    cell.likeButton.setImage(UIImage(named: "liked_like"), for: .normal)
                }
            })
