Wordpress api and flutter

Hello, i am working on a news app for my blog. the baseUrl have an issue and when i run i get this error.

Exception has occurred.

WordPressError (WordPress Error! code: null, message: {“code”:“rest_user_cannot_view”,“message”:“Sorry, you are not allowed to list users.”,“data”:{“status”:401}}, status: null)


401 is permission denied, you have installed a plugin for authentification?