Transaction not yet indexed

666xwpXpSqkDwV2kuh5KXrL8dP5me8V2Tz2AHchnw39hjm43JsjEaFpT7JdaNtSPZoP9R3N1CmUpjdEhFNShtBrq

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