@type t() :: %Spatio.Model.ChatMessage{
  accountId: String.t() | nil,
  channelId: String.t(),
  extra: %{optional(String.t()) => any()} | nil,
  id: String.t(),
  provider: String.t() | nil,
  replyCount: integer() | nil,
  text: String.t(),
  threadId: String.t() | nil,
  timestamp: DateTime.t(),
  userId: String.t()
}