{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "principalGroups": {},
  "principals": {
    "user1": {
      "id": "user1",
      "roles": ["admin", "editor"],
      "attr": {},
      "policyVersion": "1.0",
      "scope": ""
    },
    "user2": {
      "id": "user2",
      "roles": ["viewer"],
      "attr": {},
      "policyVersion": "1.0",
      "scope": ""
    }
  }
}