{
  "$schema": "http://json-schema.org/schema#", 
  "type": "object", 
  "description": "NodeSpec describes the attributes that a node is created with.", 
  "properties": {
    "podCIDR": {
      "type": [
        "string", 
        "null"
      ], 
      "description": "PodCIDR represents the pod IP range assigned to the node."
    }, 
    "unschedulable": {
      "type": "boolean", 
      "description": "Unschedulable controls node schedulability of new pods. By default, node is schedulable. More info: http://releases.k8s.io/HEAD/docs/admin/node.md#manual-node-administration\""
    }, 
    "providerID": {
      "type": [
        "string", 
        "null"
      ], 
      "description": "ID of the node assigned by the cloud provider in the format: <ProviderName>://<ProviderSpecificNodeID>"
    }, 
    "externalID": {
      "type": [
        "string", 
        "null"
      ], 
      "description": "External ID of the node assigned by some machine database (e.g. a cloud provider). Deprecated."
    }
  }
}