Transaction not yet indexed

XMmpjUpm7JSnmXTn9EUHowAV6vLS8XcMw1X6MJoGV5cDMVuF7fpXv7sZqcxdJBRgqbHPersFUeLjwynZ8GDq6qJ

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