{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "title": "SparkNode",
  "type": "object",
  "properties": {
    "private_ip": {
      "type": "string",
      "description": "Private IP address of the node"
    },
    "public_dns": {
      "type": "string",
      "description": "Public DNS name of the node"
    },
    "node_id": {
      "type": "string",
      "description": "Unique identifier for the node"
    },
    "instance_id": {
      "type": "string",
      "description": "Azure instance identifier"
    },
    "start_timestamp": {
      "type": "integer",
      "description": "Start time of the node (epoch milliseconds)"
    },
    "host_private_ip": {
      "type": "string",
      "description": "Private IP address of the host"
    }
  }
}