acme.js/fixtures/challenge.pending.response.json

{ type: 'dns-01',
  status: 'pending',
  url:
   'https://acme-staging-v02.api.letsencrypt.org/acme/chall-v3/16603341/yCthUw',
  token: 'DiO9DFHuFTpNsJxIbOxfVCSPVkpe4lJUjozeSyzkMjI' }