Transaction not yet indexed

KEfLfnpAyn3qC3SpSys7kr7Ts1bFwL1d4GDRYvsq8eTFt2gSkeLvGvGsgUpGa5H29SnUGxXnGgcYwv6KuHpHrSA

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