text: const tag = (attrs) => {
      // Already deleted in model.toJSON, but leaving here so that we can clean that up when we deprecate v0.1
      delete attrs.parent_id;
  
      // Extra properties removed from v2
      delete attrs.parent;
      delete attrs.created_at;
      delete attrs.updated_at;
  
      return attrs;
  };
  
  const author = (attrs) => {
      // Already deleted in model.toJSON, but leaving here so that we can clean that up when we deprecate v0.1
      delete attrs.created_at;
      delete attrs.updated_at;
      delete attrs.last_seen;
      delete attrs.status;
      delete attrs.ghost_auth_id;
  
      // Extra properties removed from v2
      delete attrs.accessibility;
      delete attrs.locale;
      delete attrs.tour;
      delete attrs.visibility;
  
      return attrs;
  };
  
  const post = (attrs) => {
      // Extra properties removed from v2
      delete attrs.locale;
      delete attrs.author;
  
      // @TODO: https://github.com/TryGhost/Ghost/issues/10335
      // delete attrs.page;
      delete attrs.status;
      delete attrs.visibility;
  
      return attrs;
  };
  
  module.exports.post = post;
  module.exports.tag = tag;
  module.exports.author = author;
  