installation

record installation {
  access-tokens-url: string,
  account: string,
  app-id: s32,
  app-slug: string,
  contact-email: option​<string>,
  created-at: string,
  events: list​<string>,
  has-multiple-single-files: option​<bool>,
  html-url: string,
  id: s32,
  permissions: app-permissions,
  repositories-url: string,
  repository-selection: installation-repository-selection-enum,
  single-file-name: string,
  single-file-paths: option​<list​<string>>,
  suspended-at: string,
  suspended-by: nullable-simple-user,
  target-id: s32,
  target-type: string,
  updated-at: string,
}