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const fetchFunction = async (
  request: RequestNode,
  variables: Variables,
  cacheConfig: CacheConfig,
  uploadables: ?UploadableMap,
) => {
  const body = JSON.stringify({
    query: request.text, // GraphQL text from input
    variables,
  });

  const headers = {
    Accept: 'application/json',
    'Content-type': 'application/json',
    authorization: getToken(),
  };

  const response = await fetchWithRetries(ENV.GRAPHQL_URL, {
    method: 'POST',
    headers,
    body,
    fetchTimeout: 20000,
    retryDelays: [1000, 3000, 5000, 10000],
  });

  const data = await response.json();

  if (isMutation(request) && data.errors) {
    throw data;
  }

  return data;
};