Transaction not yet indexed

668tFFFHbFA9evoVyZ8h1sT2pBgfSCeYEefHADkVit33L9Bci53Dt3QZthykRBt5go43KMBbhrSVhAAb7djzdKPG

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