Save Load Diagram Model saved in JSON format: { "class": "go.GraphLinksModel", "nodeDataArray": [ {"key":"P111", "category":"Roller", "xy":"450 610"}, {"key":"P112", "category":"Roller", "xy":"400 660"}, {"key":"P113", "category":"Roller", "xy":"350 725"}, {"key":"P114", "category":"Roller", "xy":"305 800"}, {"key":"P115", "category":"Roller", "xy":"280 705"}, {"key":"P116", "category":"Roller", "xy":"200 720"}, {"key":"P117", "category":"Roller", "xy":"200 620"}, {"key":"D1", "category":"Drum", "xy":"300 540"}, {"key":"D2", "category":"Drum", "xy":"300 622"}, {"key":"B1", "category":"Belt", "color":"blue", "guides":[ {"k":"D2"},{"k":"P111"},{"k":"P112", "outside":true},{"k":"P113", "outside":true},{"k":"P114"},{"k":"P115", "outside":true},{"k":"P116"},{"k":"P117"} ]}, {"key":"P211", "category":"Roller", "xy":"100 750"}, {"key":"P212", "category":"Roller", "xy":"150 800"}, {"key":"B2", "category":"Belt", "color":"green", "guides":[ {"k":"P211"},{"k":"P116"},{"k":"P212"} ]} ], "linkDataArray": []}