Transaction not yet indexed

5u1szCmRvjzaAqU1pXqCPED2B52vNS2SSqrNeYRzRAyW3c6CESfyfj4fmbFzKP3oWSKEKBAsiz6k4m6oSLpDhSJJ

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