Transaction not yet indexed

u66UAcUT2MLM4Wf7QHyQEcHdHeeMk7UhZZcYiaJH4gQjzJZacypcz81HMJt5qde6P6DrsZxkpJbFJZ2FoQK3BwS

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