def signature_base_string(request, token = nil, request_options = {})
      request.signature_base_string(http, self, token, options.merge(request_options))
    end
def signature_base_string(request, token = nil, request_options = {})
      request.signature_base_string(http, self, token, options.merge(request_options))
    end
Return the signature_base_string