ARM to trigger deployIfNotExist policies

gistfile1.txt

{
    "$schema": "https://schema.management.azure.com/schemas/2019-08-01/tenantDeploymentTemplate.json#",
    "contentVersion": "1.0.0.0",
    "parameters": {
        "policyDefinitionId": {
            "type": "string"
        },
        "policyAssignmentId": {
            "type": "string"
        }
    },
    "resources": [
        {
            "type": "Microsoft.Resources/deployments",
            "apiVersion": "2018-05-01",
            "location": "[deployment().location]",
            "name": "policyResourceDeployment",
            "dependsOn": [
                
            ],
            "properties": {
                "mode": "incremental",
                "template": "[reference(parameters('policyDefinitionId'), '2018-05-01').policyRule.then.details.deployment.properties.template]",
                "parameters": "[reference(parameters('policyAssignmentId'), '2018-05-01').parameters]"
            }
        }
    ],
    "outputs": {}
}