Transaction not yet indexed

668bkFuYnPxaKu1KAP3AWqAc11ZvuTbJFhCpxUMGbjWUCdDd3DcgLAVrgDbKYf3Pa7w59M32shQofMX3X5qUqvC

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