Transaction not yet indexed

2u55qWrUZCQtSgPSn745hGtr8RRbjjFUc7fBH3xD5Th9GCquqvMhHjtApFZDVMfCukWm6eAHy5fAmpiWk6gfAop7

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.