Oh, ok.

Sold for a Circling Heart Brain Bucket(36 Keys with Overpay), an Australium Spec KS Stickybomb Launcher(16 Keys with Overpay at the time), an Australium Ambassador(14 Keys with Overpay), and an Australium Spec KS SMG(8 Keys with Overpay)(74 Keys total)

http://backpack.tf/profiles/76561198103272762?time=1441782000

http://backpack.tf/profiles/76561198103272762?time=1441868400

http://www.tf2outpost.com/item/440,4114835407,61,11 Ambassador History

Only useable sale, 74 Keys should be fine.

Additional Proof/Counter-Proof/Constructive Criticism/Feedback is always appreciated.