Transaction not yet indexed

5my1Bj1mMmUDvYMdgavEGqMKJHcZDxdTkqiLYAyckpwRSKcUWKLaKrEAB7KR3qCdK2YFTZpqprWYMXFERNTGLZmg

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