curl --request GET \
  --url https://mycluster.domino.tech/namespaces/{namespaceId}

{
  "allowMultipleAssignments": true,
  "createdAt": "<string>",
  "createdBy": {
    "userID": "<string>",
    "username": "<string>"
  },
  "description": "<string>",
  "entityCount": {
    "app": 123,
    "netappVolume": 123,
    "project": 123,
    "total": 123
  },
  "id": "<string>",
  "label": "<string>",
  "tagCount": 123,
  "updatedAt": "<string>",
  "updatedBy": {
    "userID": "<string>",
    "username": "<string>"
  }
}