Transaction not yet indexed

5u51aXS2JUXeJM6avHLyvVxth3QNeMKJBqbeyWJzpTCg9giNsgpQbCFuioYRp4iv2QorUktyEWonsGE9PTSL39Z1

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