Query a user from the API and return its JSON

async def get_user(self, user_id, page_id):
        """
        Query a user from the API and return its JSON
        """

        access_token = self._access_token(page_id=page_id)

        params = {
            'fields': 'first_name,last_name,profile_pic,locale,timezone'
                      ',gender',
            'access_token': access_token,
        }

        url = GRAPH_ENDPOINT.format(user_id)

        get = self.session.get(url, params=params)
        async with get as r:
            await self._handle_fb_response(r)
            return await r.json()