code: func (api *API) OrganizationAccessRule(organizationID string, accessRuleID string) (*AccessRuleResponse, error) {
  	return api.retrieveAccessRule("/accounts/"+organizationID, accessRuleID)
  }
docs: // OrganizationAccessRule returns the details of an organization's access rule.
  //
  // API reference: https://api.cloudflare.com/#account-level-firewall-access-rule-access-rule-details