Transaction not yet indexed

mmgBkMYou1U6fFmWXHgpVKF18TWM1v2Vw3GAi5RPQNYB5YBZrDya9deefHqwffBZeRnUXnbDoizvqFrG2Kr256a

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