Transaction not yet indexed

668zPXCXCrmbCWH4nGyXTHSoXY9jPT4n4R2Cttk2of3N8ZBb71L74vrH45aLvxF7AR97UHkSRACQG2WESr3fHNF3

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