creating an empty collection and ready state

const subCollection = createCollection(
  queryCollectionOptions({
    queryClient: queryClient,
    queryKey: ['...'],
    queryFn: async () => {
      return [] as PullRequestStatus[];
    },
    getKey: item => item.id,
  }),
);


const mainCollection = createCollection(
  queryCollectionOptions({
    queryClient: queryClient,
    queryKey: ['sync'],
    queryFn: async () => {
      const { data } = await http
        .get(`sync`)
        .json();

      data.forEach(data => {
        subCollection.utils.writeUpsert(data.subData);
      });

      return data
    },
    getKey: item => item.id,
  })

SyncNotInitializedError: Collection must be in 'ready' state for manual sync operations. Sync not initialized yet.