Wasn't 15 keys since i bought alot of items in bulk from same person for 15 (https://i.imgur.com/v5OR7aY.png) was actually the 43 keys for the unusuals (https://i.imgur.com/qOajVEB.png) which is what shows up in the Near ID search, don't remember what the split was, but this is probably considered bulk since I bought everything that left that persons bp at the same time just in different trade offers