1 - sold at 79 keys 8.44 ref pure on 17/02/23

https://backpack.tf/profiles/76561198091482651#!/compare/1676505600/1676592000 filter ID 12697827986

picture of trade - https://i1.lensdump.com/i/Es7rqq.png

conversation with seller - https://i2.lensdump.com/i/E4kEDk.png

classifieds at the time of his sale - https://gladiator.tf/time-machine?item=Green+Energy+Winter+Wrap+Up&at=2023-02-17T12%3A00%3A00.000Z

2 - I bought one for 64 keys 63.88 ref on 14/04/23

https://backpack.tf/profiles/76561198096144879#!/compare/1681430400/1681516800

picture of trade on stn - https://i1.lensdump.com/i/E4ky9x.png

picture of trade in my trade offers - https://i1.lensdump.com/i/E4kdHZ.png

classifieds at the time of my purchase - https://gladiator.tf/time-machine?item=Green+Energy+Winter+Wrap+Up&at=2023-04-14T12%3A00%3A00.000Z

This is my first suggestion so hopefully I didn't make any mistakes!