Check if everything was fine
			If not: Try to refresh the access token

def _api_private_request(self, endpoint, user, params=None, method=None, headers=None):
		params = params or {}
		url = self._get_api_endpoint_url(endpoint)

		params['access_token'] = user.access_token
		r = self._request(url, params = params, method = method, headers = headers)
		""" Check if everything was fine
			If not: Try to refresh the access token """
		if r.status_code == 401:
			self._refresh_access_token(user)
			""" Repeat the request """
			r = self._request(url, params = params, method = method, headers = headers)
		return r