users = User.get_users_from_set(activity.recipients, local_only: false)
participations =
Enum.map(users, fn user ->
invisible_conversation = Enum.any?(users, &User.blocks?(user, &1))
users = User.get_users_from_set(activity.recipients, local_only: false)
participations =
Enum.map(users, fn user ->
invisible_conversation = Enum.any?(users, &User.blocks?(user, &1))