{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "SparkNode",
  "type": "object",
  "properties": {
    "private_ip": {
      "type": "string"
    },
    "public_dns": {
      "type": "string"
    },
    "node_id": {
      "type": "string"
    },
    "instance_id": {
      "type": "string"
    },
    "start_timestamp": {
      "type": "integer"
    },
    "host_private_ip": {
      "type": "string"
    }
  }
}