Transaction not yet indexed

MNdCiuNf6oiUb6VEc8ZvKTkkWprjnv6KdwyJCToe7vy3tkvYbVTUn1B1eHHaM41GJtwKHMLD7RYJ16g9baQFXh4

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