Transaction not yet indexed

Cu6X1PLbRiYKmDNnMswJTdkH2VmZEYHEuzJtbdezt2HEhPex7EX9fdCSaq97x7F8g2MHCkXiZpwTk1A3YDPbUKt

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