{
  "type": "object",
  "required": [
    "source"
  ],
  "properties": {
    "source": { "type": "object",
      "required": ["type", "service", "cluster"],
      "properties" : {
        "type": { "type": "string", "enum": ["serverless"] },
        "service": { "type": "string" },
        "cluster": { "type": "object",
          "required": ["hostname", "address", "port", "cert", "key"],
          "properties": {
            "hostname": { "type": "string" },
            "address": { "type": "string" },
            "port": { "type": "integer" },
            "cert": { "type": "string" },
            "key": { "type": "string" }
          },
          "additionalProperties": false
        }
      },
      "additionalProperties": false
    }
  },
  "additionalProperties": false
}