NewUnreadChatMessageActions

type NewUnreadChatMessageActions = 
  | {
  type: "set-last-message-visible";
  isLastMessageVisible: boolean;
}
  | {
  type: "set-display-new-message-toast";
  displayNewMessageToast: boolean;
}
  | {
  type: "update-new-message-count";
  newMessagesCount: number;
}
  | {
  type: "update-last-message-visible";
  isLastMessageVisible: boolean;
  displayNewMessageToast: boolean;
  newMessagesCount: number;
};