Transaction not yet indexed

MmxkTNkRBJ9VU4xGqN5msbtqo5AQu4xDHvQBCGZa5GDcctGBHZUtwmideYFFYJZdeVq3NEey1jqN5z1mjaFsDGg

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