{
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      "destination": null,
      "src-tp-id": null,
      "dst-tp-id": null,
      "explicit-route-objects": {
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            }
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            "regenerator": {
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            }
          }
        ]
      },      
      "path-constraints": {
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          "effective-freq-slot": [
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          }
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    }],
  "synchronization": [
    {
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      "svec": {
        "relaxable": "True",
        "disjointness": "node link",
        "request-id-number": [
         null, null ]
        },
    }
    ]
}
