Transaction not yet indexed

sm21XcHohxWNcWZpZSrqWz8vHdP4dDsro31jAdeyjDGAauznphKvEAjjT8fJYd3zRu8STygU6zukxHyfeCz5HoE

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