$ cat client.json
{
   "client": {
      "name": "server",
      "address": "10.41.10.1",
      "subscriptions": ["ALL" ]
   }
}

$cat client.json
{
   "client": {
      "name": "compute1",
      "address": "10.41.10.10",
      "subscriptions": [ "system","cmpt" ]
   }
}