additionalProperties.json

{
  "$schema": "http://json-schema.org/draft-04/schema#",
  "title": "additional properties",
  "type": "object",
  "properties": {
    "property1": {
      "type": "string"
    },
    "property2": {
      "$ref": "#/definitions/address"
    },
    "property3": {
      "type": "object",
      "additionalProperties": {
        "type": "integer"
      }
    },
    "property4": {
      "type": "object",
      "additionalProperties": {
        "type": "string"
      }
    },
    "property5": {
      "type": "object",
      "additionalProperties": {
        "type": "object",
        "title": "not so anonymous",
        "properties": {
          "subproperty1": {
            "type": "integer"
          }
        }
      }
    },
    "property6": {
      "type": "object",
      "additionalProperties": {
        "type": "object",
        "properties": {
          "subproperty1": {
            "type": "integer"
          }
        }
      }
    },
    "property7": {
      "type": "object",
      "additionalProperties": {
        "type": "object",
        "title": "hairy",
        "additionalProperties": {
          "type": "object",
          "properties": {
            "subproperty1": {
              "type": "integer"
            }
          }
        }
      }
    }
  },
  "definitions": {
    "address": {
      "type": "object",
      "properties": {
        "city": {
          "type": "string"
        }
      }
    }
  }
}