Transaction not yet indexed

1MmdxksuaxWYTcArX8mcKsJgqu7SeZBdNcxtWgyKZAZS7AKnf7itZxzE2cxNuDbVJcECdK7e1qSsiz3KGXeqPRo

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