What does 2 Kings 22:3 mean?

In the eighteenth year of his reign, King Josiah sent his secretary Shaphan, son of Azaliah and grandson of Meshullam, to the Lord’s temple. He told him: 2 Kings 22:3 - Modern Text Bible

(Josiah, now an adult, takes initiative to restore the temple. He sends his trusted official to oversee the work.)