Transaction not yet indexed

UnDu2AX5F43FG8rRTSpj6jwxizASrqxqvr7RxiiVLPVDkPLULCFFnZTz6NjhmgfirkQduYmjpXUvEi5DYkrBztt

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