def mailbox(mailboxId)
      url = "/mailboxes/#{mailboxId}.json"
      item = Client.request_item(@auth, url, nil)
      mailbox = nil
      if item
        mailbox = Mailbox.new(item)
      end
      mailbox
    end
def mailbox(mailboxId)
      url = "/mailboxes/#{mailboxId}.json"
      item = Client.request_item(@auth, url, nil)
      mailbox = nil
      if item
        mailbox = Mailbox.new(item)
      end
      mailbox
    end
Get Mailbox
 http://developer.helpscout.net/mailboxes/

 Fetches a single Mailbox

 mailboxId  Int  id of the Mailbox being requested

 Request
  REST Method: GET
  URL: https://api.helpscout.net/v1/mailboxes/{id}.json

 Response
  Name  Type
  item  Mailbox