Transaction not yet indexed

AmR9UZQfqircFm8TxAwFph9MiPeQmDiLFh1XHhCA1UfGQG9H76WZRitvb3tyiqU5VDC3NE3MVfEZrRS1B6r1GUa

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