Javier Osorio-Mejia’s tenacity in the world of exclusive and limited sneakers took him to the top of the game and ultimately led to the opening of his own store a Manhattan street known for high-end fashion. But even as he built a name for himself nationwide under the moniker “Upscale Cracc” and racked up a list of celebrity clients, it was his hometown of Bayonne that he continued to call home. Osorio-Mejia, a popular local sneaker reseller and owner of Orchard Street’s Vault 134, was shot and killed early Tuesday in Soho, in an apparent robbery attempt. He was 31. Friends and fellow members …