Transaction not yet indexed

MrkSaSsuuTb9MKDftQPhizr4M2ah7QKiN9vvfTNpyTi5AFiZ2fEUA9qyLFGNPENFsvKXhPNkeQ1XmDRWDMMK1ui

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