{
  "properties": {
    "displayName": "Security Center standard pricing tier should be selected",
    "policyType": "BuiltIn",
    "mode": "All",
    "description": "The standard pricing tier enables threat detection for networks and virtual machines, providing threat intelligence, anomaly detection, and behavior analytics in Azure Security Center",
    "metadata": {
      "version": "1.0.0",
      "category": "Security Center"
    },
    "parameters": {
      "effect": {
        "type": "string",
        "defaultValue": "Audit",
        "allowedValues": [
          "Audit",
          "Disabled"
        ],
        "metadata": {
          "displayName": "Effect",
          "description": "Enable or disable the execution of the policy"
        }
      }
    },
    "policyRule": {
      "if": {
        "allOf": [
          {
            "field": "type",
            "equals": "Microsoft.Security/pricings"
          },
          {
            "field": "Microsoft.Security/pricings/pricingTier",
            "exists": "true"
          },
          {
            "field": "Microsoft.Security/pricings/pricingTier",
            "notEquals": "Standard"
          }
        ]
      },
      "then": {
        "effect": "[parameters('effect')]"
      }
    }
  },
  "id": "/providers/Microsoft.Authorization/policyDefinitions/a1181c5f-672a-477a-979a-7d58aa086233",
  "name": "a1181c5f-672a-477a-979a-7d58aa086233"
}