stream_out_participations(object, user),
_ <- decrease_replies_count_if_reply(object),
{:ok, _actor} <- decrease_note_count_if_public(user, object),
stream_out_participations(object, user),
_ <- decrease_replies_count_if_reply(object),
{:ok, _actor} <- decrease_note_count_if_public(user, object),