schema.json

{
  "type": "object",
  "properties": {
    "address": {
      "additionalProperties": false,
      "type": "object",
      "properties": {
        "id": {
          "type": "string"
        },
        "extraProp": {
          "type": "number"
        }
      },
      "required": ["extraProp", "id"]
    },
    "address2": {
      "additionalProperties": false,
      "type": "object",
      "properties": {
        "id": {
          "type": "string"
        }
      },
      "required": ["id"]
    },
    "address3": {
      "additionalProperties": false,
      "type": "object",
      "properties": {
        "id": {
          "type": "string"
        }
      },
      "required": ["id"]
    }
  },
  "additionalProperties": false,
  "required": ["address", "address2", "address3"],
  "$schema": "http://json-schema.org/draft-07/schema#"
}