properties:
  title:
    type: string
  toc:
    type: string
  book:
    type: string
  para:
    type: string
  path:
    type: string
  tags:
    type: object
    properties:
      id:
        type: string
      name:
        type: string
      description:
        type: string
  channel:
    type: object
    properties:
      name:
        type: string
      owner_uid:
        type: string
  studio:
    type: object
    properties:
      id:
        type: string
      nickName:
        type: string
      studioName:
        type: string
      realName:
        type: string
      avatar:
        type: string
  channel_id:
    type: string
  summary:
    type: string
  view:
    type: number
  like:
    type: number
  status:
    type: number
  progress:
    type: number
  progress_line:
    type: number
  created_at:
    type: string
  updated_at:
    type: string