embark/test_apps/test_app/config/namesystem.json

{
  "default": {
    "enabled": true,
    "available_providers": [
      "ens"
    ],
    "provider": "ens",
    "register": {
      "rootDomain": "embark.eth",
      "subdomains": {
        "status": "0x4a17f35f0a9927fb4141aa91cbbc72c1b31598de"
      }
    }
  }
}