You wanna go nice and slow.
I got mine at 50%RH (although it did go up to 65% because of a heatwave but it’s should be fine).
Temps gotta be not more than 21C, I got mine at around 20C. 19,18,17 is fine.
It’s now day 9 of drying and stems are just about snapping, so I’ll give it a day or 2z