Transaction not yet indexed

66U8F2Y94hMs1WtaRAoU8x76AmLcUqNhjRHhCTBCtTL9aHgQ2gt6ezisFk4T2WuosfWC4xNoSmoZL54RY2zBsfq2

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