code: def put_snaplink(self, link_path, object_path):
          
          log.debug('PutLink %r -> %r', link_path, object_path)
          headers = {
              "Content-Type": "application/json; type=link",
              #"Content-Length": "0",   #XXX Needed?
              "Location": object_path
          }
          res, content = self._request(link_path, "PUT", headers=headers)
          if res["status"] != "204":
              raise errors.MantaAPIError(res, content)
docs: PutSnapLink
          https://mo.joyent.com/docs/muskie/master/api.html#putsnaplink
  
          @param link_path {str} Required. A manta path, e.g.
              '/trent/stor/mylink'.
          @param object_path {str} Required. The manta path to an existing target
              manta object.