Transaction not yet indexed

5ff9nwVpKqz5oGPFuTPkFW2cPCU6KFqtNQX23TYSkyqeLWKNNStvZny9HaHq1U3DUG5Arvh8hj2nTMS3XSt4mKs1

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