t() :: %SlackWebAPI.Model.ObjsGroup{
  created: integer(),
  creator: String.t(),
  id: String.t(),
  is_archived: boolean() | nil,
  is_deleted: boolean() | nil,
  is_group: boolean(),
  is_moved: integer() | nil,
  is_mpim: boolean() | nil,
  is_open: boolean() | nil,
  is_pending_ext_shared: boolean() | nil,
  last_read: String.t() | nil,
  latest: Map | nil,
  members: [String],
  name: String.t(),
  name_normalized: String.t(),
  num_members: integer() | nil,
  priority: float() | nil,
  purpose: ObjsChannelPurpose,
  topic: ObjsChannelPurpose,
  unread_count: integer() | nil,
  unread_count_display: integer() | nil
}