Variable: activityItemSchema

const activityItemSchema: ZodObject<{
  args: ZodOptional<ZodObject<{
     profile_id: ZodOptional<ZodCoercedString<unknown>>;
     profile_name: ZodOptional<ZodString>;
     rich_text: ZodOptional<ZodString>;
     text: ZodOptional<ZodString>;
     timestamp: ZodOptional<ZodNumber>;
  }, $loose>>;
  pk: ZodOptional<ZodCoercedString<unknown>>;
  story_type: ZodOptional<ZodNumber>;
  type: ZodOptional<ZodNumber>;
}, $loose>;

One entry of the activity feed (a like, a comment, a new follower, a mention, ...). story_type says which kind it is. The app has dozens and adds them often, so the kind stays a number and everything else passes through untouched.