Transaction not yet indexed

Na9k2fDRqQgAsPy29ptv2JUmw7ubY4ffZtfp8yzKSJi44GA2DpkBN39fhjYi4h4Tb41FHHmDZFAioi4Z3MUtbaU

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