Transaction not yet indexed

668bQACHP5mCaFMTuTaQNvWXiAKH6GtJ7mmDP5GKQjZqPd2ruGwwLBFResw5hPmW2B4GP2spgNPDWSCaXb9sV1A6

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