Transaction not yet indexed

668sPqG1DNQWEcZkA2ato1xumm2CLc9VaNSXF8GP59ALvEBw7Yf8XvGZ9CBVEjR7bZAQDUUp3UJbGGtCGSV1Ck9t

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