Transaction not yet indexed

53UBC8yZ8wUnzYfgCwDddma3R16d76giwb8uvWCf1csRNmAYd2M65cPemqGiEkBBj7dfh9E26uw2RrYroMrJr6Jc

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