Transaction not yet indexed

CUngKkymd65aH8XuxqYoibVHpUYpEEe9Gca9d3uoKZBbzgfsXnjLx5cJEwvGFsEcV9p4gnvq2u9Z64ZJHvWTk7Y

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