How do Biblical Unitarians explain 1 Timothy 3:16, which says "God was manifest in the flesh"?

1 Timothy 3:16 seems like a pretty straightforward knock-out punch for Trinitarianism. > "And without controversy great is the mystery of godliness: God was > manifest in the flesh[.]" (KJB) How do Biblical Unitarians, who hold Jesus is not God but also hold to a strong view of scripture, explain this verse?