json schema faker allOf

example

{
  "type": "object",
  "properties": {
    "collection": {
      "type": "array",
      "items": {
        "allOf": [
          {
            "$ref": "#/definitions/model"
          }
        ],
        "properties": {
          "cash": {
            "faker": {
              "finance.amount": [
                100,
                10000,
                2,
                "$"
              ]
            }
          }
        }
      }
    }
  },
  "required": [
    "collection"
  ],
  "definitions": {
    "model": {
      "type": "object",
      "properties": {
        "cash": {
          "type": "string"
        }
      },
      "required": [
        "cash"
      ]
    }
  }
}