collections.js

  return callApi({
    auth: true,
    body: {
      default_locale: defaultLocale,
      description,
      name,
      slug,
      // The public=true|false flag is not sent to the API. This is
      // because collections are always public. Omitting this parameter
      // should cut down on unexpected bugs.
    },
    endpoint: `accounts/account/${user}/collections/${collectionSlug || ''}`,
    method: `${action === 'create' ? 'POST' : 'PATCH'}`,
    state: api,
  });