Transaction not yet indexed

5u21T3v3qSjEHK68pXcPXJpiHNfD1wb1YCFzRGD8vEkDeDvhbpZW2G8X1qDzRvNQrfQNbuf7kVjfpJSzHbThNL8x

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