Transaction not yet indexed

mSS6VnKLYV39AVAdoTts2BNbnzcGAvcY4AxzpbEqqTKZgtbXrhJpNRcFuk3QsAeCMUsMhCMqkFM1tAt1XZcS9L1

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