Transaction not yet indexed

MHku1FEFb4hSMnHVy2qTUcwEK7cPbAAABboZoCdSpWCwMSLMeDLj15955fnVxCkMVN4P2WM52HggLMNE84nxbb8

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