Transaction not yet indexed

668GoTFwgzbF7K5EbYiu1BgDFpeCb37r1WCDCNLujPJRbpATBvhrebzdHBqNN9usV3gvMt4M1GHTpPBtuTuQSBdg

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