[рони]

Castromen,

const userObj = [
    {
        'user_id_0': {
            access_right : '2',
            id: 'user_id_0',

        }
    },
]
let key = 'user_id_0';
if (userObj && userObj[key] !== null) {
                CurrentUser[key] = userObj[key]
            }