@type t() :: %Jido.Chat.AssistantThreadStartedEvent{
  adapter: nil | nil | any(),
  adapter_name: nil | nil | atom(),
  channel:
    nil
    | nil
    | %Jido.Chat.ChannelRef{
        adapter: term(),
        adapter_name: term(),
        external_id: term(),
        id: term(),
        metadata: term()
      },
  channel_id: nil | nil | binary(),
  message:
    nil
    | nil
    | %Jido.Chat.Message{
        attachments: term(),
        author: term(),
        channel_id: term(),
        created_at: term(),
        external_message_id: term(),
        external_room_id: term(),
        formatted: term(),
        id: term(),
        is_mention: term(),
        metadata: term(),
        raw: term(),
        text: term(),
        thread_id: term(),
        updated_at: term()
      },
  message_id: nil | nil | binary(),
  metadata: map(),
  raw: map(),
  related_channel:
    nil
    | nil
    | %Jido.Chat.ChannelRef{
        adapter: term(),
        adapter_name: term(),
        external_id: term(),
        id: term(),
        metadata: term()
      },
  related_message:
    nil
    | nil
    | %Jido.Chat.Message{
        attachments: term(),
        author: term(),
        channel_id: term(),
        created_at: term(),
        external_message_id: term(),
        external_room_id: term(),
        formatted: term(),
        id: term(),
        is_mention: term(),
        metadata: term(),
        raw: term(),
        text: term(),
        thread_id: term(),
        updated_at: term()
      },
  related_thread:
    nil
    | nil
    | %Jido.Chat.Thread{
        adapter: term(),
        adapter_name: term(),
        channel_id: term(),
        external_room_id: term(),
        external_thread_id: term(),
        id: term(),
        is_dm: term(),
        metadata: term()
      },
  thread:
    nil
    | nil
    | %Jido.Chat.Thread{
        adapter: term(),
        adapter_name: term(),
        channel_id: term(),
        external_room_id: term(),
        external_thread_id: term(),
        id: term(),
        is_dm: term(),
        metadata: term()
      },
  thread_id: binary()
}