code: func (api API) ReadWorkersKV(ctx context.Context, namespaceID, key string) ([]byte, error) {
  	uri := fmt.Sprintf("/accounts/%s/storage/kv/namespaces/%s/values/%s", api.OrganizationID, namespaceID, key)
  	res, err := api.makeRequestContext(ctx, http.MethodGet, uri, nil)
  	if err != nil {
  		return nil, errors.Wrap(err, errMakeRequestError)
  	}
  	return res, nil
  }
docs: // ReadWorkersKV returns the value associated with the given key in the given namespace
  //
  // API reference: https://api.cloudflare.com/#workers-kv-namespace-read-key-value-pair