fake-firebase-api v1.0.21

Регистрация

ClientUsers.RegistrationUser('tesssstsssss@email.com','TestPassword',new UserData('asdasd', 'asdasd', new UserTest([], [], 0)))
.then((response) => {
   console.log(response.data);
   console.log(response.information);
});

Авторизация

ClientUsers.AuthorizationUser("tesssstsss@email.com", "TestPassword").then((data) => {
    console.log(data.data)
    console.log(data.information?.email)
})