Transaction not yet indexed

UU6ffGmUyhEWmnfca8ecV5sb7ENbeHqaWsDRmMYQVNGpjx8QbzLKAHTY6gSyibCUvo2DREcdFzZLsnUMHniVjzZ

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