https://backpack.tf/item/5258240472

https://backpack.tf/profiles/76561198058073947#!/compare/1612224000/1612310400

https://backpack.tf/profiles/76561199101508611#!/compare/1612051200/1612224000

32 keys 35.44 ref matches

https://gladiator.tf/listings/60199a5f0719f10323c01276 - buy orders were there

Taking as 33 keys

https://backpack.tf/profiles/76561199101508611#!/compare/1612224000/1612310400

https://backpack.tf/profiles/76561198080179568#!/compare/1612224000/1612310400

Redumped to julia

https://marketplace.tf/items/tf2/30672;5;u3025

Feb 10th - $53.99 / $2.15 = 25.11 keys

This is low, could've been a typo

https://backpack.tf/item/4383344907

https://backpack.tf/profiles/76561198063918562#!/compare/1611446400/1611532800

https://backpack.tf/profiles/76561198192794793#!/compare/1611446400/1611532800

Untrace

https://backpack.tf/profiles/76561198192794793#!/compare/1611532800/1611619200

https://backpack.tf/profiles/76561198121326314#!/compare/1611360000/1612224000

Histories do not match

https://gladiator.tf/listings/600d70ca9ade4bafe6a0f5f6 - buyout 40 keys

Strange Professional Killstreak Australium Knife - https://backpack.tf/item/3526586287, this history matches

https://backpack.tf/profiles/76561198245824716#!/compare/1611532800/1611619200 - yeah so 35 keys go to Antknee

https://backpack.tf/item/2387783550 - and this is the extra key

Therefore this sale is 36 keys ye

https://backpack.tf/item/4361210756

https://backpack.tf/profiles/76561198151054147#!/compare/1612051200/1612137600

https://backpack.tf/profiles/76561199106217370#!/compare/1612051200/1612137600

21.33 ref matches

https://backpack.tf/profiles/76561199106217370#!/compare/1613174400/1613260800

https://backpack.tf/profiles/76561198146727359#!/compare/1613174400/1613347200

33 key matches near id

https://gladiator.tf/listings/60293808c28a0242e7b0bdaa - buyout was 33 keys

This was your 35 key sale

Sales

33, 25, 36, 33

I would take 33 - 36 keys here

https://pastebin.com/S9eYjKQc - pastebin of above work