Modelo de requerimientos con GoJS

Diagram Model saved in JSON format

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            "nodeDataArray": [
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          {"text":"Requerimiento1. 1\n","key":-5,"loc":"-135.0002581797251 214.16665649414062"},
          {"text":"Requerimiento 2. 1\n","key":-6,"loc":"390.0011218298504 226.66668701171875"},
          {"category":"Comment","text":"GraphLinksModel\nalso allows Groups","key":-7,"loc":"209.49920204994783 -84.16668701171875"},
          {"text":"Nombre","key":-9,"loc":"37.3325995138282 -92.33332824707031"},
          {"text":"Requerimiento 2 .2\n","key":-12,"loc":"429.16802945545953 325"},
          {"text":"Requerimiento 1. 2\n","key":-13,"loc":"-98.33330360034643 320.00006103515625"},
          {"category":"Conditional","text":"Requerimiento 2\n","key":-8,"loc":"338.52361076029024 99.73179626464844"}
          ],
            "linkDataArray": [
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