{
   "tosca_definitions_version": "tosca_simple_yaml_1_1_0",
   "topology_template": {
      "policies": [
{
    "Threshold_nst": {
        "metadata": {
            "policy-id": "Threshold_nst",
            "policy-version": 1
        },
        "properties": {
            "geography": [],
            "identity": "nst_Threshold",
            "resources": [
                "nst"
            ],
            "scope": [
                "OSDF_GUILIN"
            ],
            "services": [
                "nst"
            ],
            "thresholdProperties": [
                {
                    "attribute": "latency",
                    "operator": "lte",
                    "threshold": {
                        "get_param": "latency"
                    },
                    "unit": "ms"
                }
            ]
        },
        "type": "onap.policies.optimization.resource.ThresholdPolicy",
        "type_version": "1.0.0",
        "version": "1.0.0"
    }
}
      ]
   }
}