this post was submitted on 09 Apr 2025
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The second connector pin from the bottom is connected to what's almost certainly a ground pour, and this is in line with the through hole labels together with your diagram. This is your black wire.
I would bet money on the rest of the labels (and your diagram) being correct too, so red wire goes to middle connector pin.
If you're fairly certain that blue is in its correct location then we're done: green goes to bottom pin. If you are not, we can take a closer look.
From the top down, that would be
Your order is correct!
With the help of the other comment suggesting to measure the voltage of VCC, I was able to verify all the pins were working.
Good job