Transaction not yet indexed

mkGE57SAQZdNESMTP8cdcvWTr63FqhoA6CDmVaaZgYngSyuziw1q22R2YgH6RxUG8vybbvu7KmwDHEPKqKRmFe8

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