Transaction not yet indexed

5u1MKLe5mffXB1AHsvM7wyrbKKKyMfNDV6tg3EWPvqP1gXuc9dDCxVbnvpvh1gvRphTwD7k9HEZeAhr5kYov3Gdk

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