Transaction not yet indexed

mMby6PDUc3QCaeG4qSq6YyLUYkZwoYvVgwk1privcDHZxgLfWcVkNyCLTBuSigaftyQLAVqd2eRNwCFy5wp3wBn

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