I stumbled on this completely by accident

https://backpack.tf/suggestion/5ccb1c83d3817221ff366ae3

but i'm still going to steal it

https://backpack.tf/profiles/76561198061489334#!/compare/1556668800/1556755200

https://backpack.tf/profiles/76561198096449391#!/compare/1556668800/1556755200

65 keys

Confirmation is by the original owner in the original suggestion, the owner states that it was bought by them for 65 keys pure.

https://backpack.tf/suggestion/5ccb1c83d3817221ff366ae3

https://backpack.tf/profiles/76561197993919776#!/compare/1550707200/1551744000

https://backpack.tf/suggestion/5c81e44e678072795a7dfc05

This sale was already used on the Circling Heart Greased Lightning.

https://marketplace.tf/items/30418;5;u86

March 28 sold for $83.33 / 1.79 = 47 keys

https://gyazo.com/9ef7ac2d390006fd047955ffd8d5798b Quickbuyer for 45 keys

no reason for previous owner to close, but i found this by pressing random outdated on unusual pricelist

oh well