Transaction not yet indexed

ef2UAWaJDPg6fRhmJkK3zvrvzAEjDcimHHjPDqca55f4e2N5ZjMqE3mUX26yPz25i3qdR1pAd4mXPNQLU9GzPuA

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