text: module.exports = Object.freeze({
    0: 'ok',
    400: 'invalid param',
    401: 'unauthorized',
    403: 'forbidden',
    404: 'not found',
    405: 'method not allowed',
    408: 'request timeout',
    409: 'gone',
    500: 'internal server error',
    501: 'not implemented',
    503: 'service busy',
    1001: 'some custom error msg',
    '2001': 'jwt token expired'
  })