Transaction not yet indexed

MKB9RmqtKDCTe48ptnE7WmH9cbYoDijPZMTT8AsJxgNfGHMWUoVpUuxo1Km5v2Wyqy79nFHCNiYTRB4wZ11AwcM

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