Transaction not yet indexed

Yb9MBPSKAyysxDHe1koXrfZQPJmvv6YCEDK7HmfSTVP8p7yVa92UKtfvfAQt3bNHNoGjdp7FRUXcMpNoT2efSmk

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