Transaction not yet indexed

MDin9PzxsjYD2gFGNNUb3BUL1AtwJsHqtFv345jo5abwmH6t6tkfCDoFkLzXtP7vQmppR7i6E5pZ1udPBSvUNZd

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