Transaction not yet indexed

MJwTKj55SmiiVHuRvxUJtXC4bjaZEcyvAx4SMxMmMnbcDeGkTcKt4sjfwQP3JXaJjRCbLFob4hrTLN5eLEaAGA9

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