Transaction not yet indexed

mkKtUU5Nc6okj4v5pLXgdxCwGm3zsjVREPgqNdff8tT5houY5D1sDmo1BQFDFXgQewGEmLjTYZU3HaVNPzKQFS7

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