Transaction not yet indexed

Mi9TBmvmjvnASQwQ8SB4Ac4WEe3xGTcKtMoFFJZmMDrJU9wEdYksiP6czWmyutEC4c2ihJbv3VV5w3xhNS8Gv53

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