How to use the contentful-sdk-core.toPlainObject function in contentful-sdk-core

export function wrapRoleCollection (http, data) {
  const roles = toPlainObject(cloneDeep(data))
  roles.items = roles.items.map((entity) => wrapRole(http, entity))
  return freezeSys(roles)
}

export function wrapContentType (data: ContentTypeJSON): ContentType {
  return freezeSys(toPlainObject(cloneDeep(data)))
}

export function wrapSpaceMembership (http, data) {
  const spaceMembership = toPlainObject(cloneDeep(data))
  enhanceWithMethods(spaceMembership, createSpaceMembershipApi(http))
  return freezeSys(spaceMembership)
}

return (accumulated, item) => {
      if (item.sys.type === type) {
        accumulated.push(toPlainObject(item))
      }
      return accumulated
    }
  }

export function wrapPersonalAccessToken (http, data) {
  const personalAccessToken = toPlainObject(cloneDeep(data))
  enhanceWithMethods(personalAccessToken, createPersonalAccessToken(http))
  return freezeSys(personalAccessToken)
}

export function wrapSpaceCollection (http, data) {
  const spaces = toPlainObject(cloneDeep(data))
  spaces.items = spaces.items.map((entity) => wrapSpace(http, entity))
  return freezeSys(spaces)
}

export function wrapEntry (data) {
  return freezeSys(toPlainObject(cloneDeep(data)))
}

export function wrapLocale (http, data) {
  delete data.internal_code
  const locale = toPlainObject(cloneDeep(data))
  enhanceWithMethods(locale, createLocaleApi(http))
  return freezeSys(locale)
}

export function wrapEnvironmentCollection (http, data) {
  const environments = toPlainObject(cloneDeep(data))
  environments.items = environments.items.map((entity) => wrapEnvironment(http, entity))
  return freezeSys(environments)
}

export function wrapPreviewApiKeyCollection (http, data) {
  const previewApiKeys = toPlainObject(cloneDeep(data))
  previewApiKeys.items = previewApiKeys.items.map((entity) => wrapPreviewApiKey(http, entity))
  return freezeSys(previewApiKeys)
}