@type t() :: %Bonfire.Data.AccessControl.Encircle{
  __meta__: Ecto.Schema.Metadata.t(),
  circle: Ecto.Schema.belongs_to(Needle.Pointer.t()) | nil,
  circle_id: Needle.UID.t() | nil,
  id: Needle.UID.t() | nil,
  peer: Ecto.Schema.has_one(Bonfire.Data.ActivityPub.Peer.t()) | nil,
  subject: Ecto.Schema.belongs_to(Needle.Pointer.t()) | nil,
  subject_id: Needle.UID.t() | nil
}