Transaction not yet indexed

a91nKeT2dCoDi68nLeczJAz6RKJYMgBmS1vuDcmFzpvEUsAe8si7eygbC9MwtFJQiuEYnCwc8ehYAcQZ3uKmZVu

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