Transaction not yet indexed

MjkRSTPiCEErrAAX9EgfTzitkbUNu4mS6W9F2UQHhzfaqVEHSEGJ7Pn4qRtw7QevwfDKBLaQmeFa3r6J25GbxNA

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