function regeneratePassword(response, password, confirmPassword) {
  const requestOptions = {
    method: 'PUT',
    headers: {
      'Content-Type': 'application/json',
      'access-token': response.headers['access-token'],
      'client': response.headers['client'],
      'token-type': response.headers['token-type'],
      'uid': response.headers['uid'],
      'expiry': response.headers['expiry']
    },
    body: JSON.stringify({"password": password, "password_confirmation": confirmPassword})
  };
  return fetch(`${baseURL.URL}${baseURL.PORT}/auth/password/`, requestOptions).then(handleResponse);
}

Started PUT "/auth/password/" for ::1 at 2018-03-20 11:06:28 +0545
Processing by DeviseTokenAuth::PasswordsController#update as */*
  User Load (1.6ms)  SELECT  "users".* FROM "users" WHERE "users"."uid" = $1 LIMIT $2  [["uid", "manager2@gmail.com"], ["LIMIT", 1]]
  CACHE User Load (0.0ms)  SELECT  "users".* FROM "users" WHERE "users"."uid" = $1 LIMIT $2  [["uid", "manager2@gmail.com"], ["LIMIT", 1]]
[active_model_serializers] Rendered ActiveModel::Serializer::Null with Hash (0.12ms)
Completed 401 Unauthorized in 7ms (Views: 1.6ms | ActiveRecord: 1.7ms)