https://backpack.tf/profiles/76561198167854393#!/compare/1781049600/1781222400 (seller to buyer's secondary)

https://backpack.tf/profiles/76561199656360047#!/compare/1781136000/1781308800 (main buyer's secondary account in which keys were held then transfered to main)

https://backpack.tf/profiles/76561199485225128#!/compare/1780963200/1781222400 (buyer's main)

Key ID: https://backpack.tf/item/16988510167

*sold for 140 keys.*

https://imgur.com/a/IcxN7ZZ (Active buy orders, highest one being 130)

https://marketplace.tf/items/tf2/30344;5;u87 (other known existence of item being sold on marketplace without known traction along with other known sales at the time of making this post.