Transaction not yet indexed

668YZns5UzLkQw5LcWgomAMh196DVsszKLJAYMjz2pd66tpcDRrkRRfAF7JADsf5gCPNmnusnX6WPcutyWxt8zK8

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