The following two elements have been given an id (view in the source) that can then be passed to a diagram using an iframe tag.
The second element has also been hidden from view.
This way it is possible to create a design on this page and then include it into articles using pure JSON.
{ "class": "GraphLinksModel",
"copiesArrays": true,
"copiesArrayObjects": true,
"linkFromPortIdProperty": "fromPort",
"linkToPortIdProperty": "toPort",
"nodeDataArray": [
{"key":1,"name":"Unit One","loc":"-212 83","leftArray":[{"portColor":"#fae3d7","portId":"left0"}],"topArray":[{"portColor":"#d6effc","portId":"top0"}],"bottomArray":[{"portColor":"#ebe3fc","portId":"bottom0"}],"rightArray":[{"portColor":"#eaeef8","portId":"right0"},{"portColor":"#fadfe5","portId":"right1"}]},
{"key":2,"name":"Unit Two","loc":"320 152","leftArray":[{"portColor":"#6cafdb","portId":"left0"},{"portColor":"#66d6d1","portId":"left1"},{"portColor":"#fae3d7","portId":"left2"}],"topArray":[{"portColor":"#d6effc","portId":"top0"}],"bottomArray":[{"portColor":"#eaeef8","portId":"bottom0"},{"portColor":"#eaeef8","portId":"bottom1"},{"portColor":"#6cafdb","portId":"bottom2"}],"rightArray":[]},
{"key":3,"name":"Unit Three","loc":"384 319","leftArray":[{"portColor":"#66d6d1","portId":"left0"},{"portColor":"#fadfe5","portId":"left1"},{"portColor":"#6cafdb","portId":"left2"}],"topArray":[{"portColor":"#66d6d1","portId":"top0"}],"bottomArray":[{"portColor":"#6cafdb","portId":"bottom0"}],"rightArray":[]},
{"key":4,"name":"Unit Four","loc":"138 351","leftArray":[{"portColor":"#fae3d7","portId":"left0"}],"topArray":[{"portColor":"#6cafdb","portId":"top0"}],"bottomArray":[{"portColor":"#6cafdb","portId":"bottom0"}],"rightArray":[{"portColor":"#6cafdb","portId":"right0"},{"portColor":"#66d6d1","portId":"right1"}]}
],
"linkDataArray": [
{"from":4,"to":2,"fromPort":"top0","toPort":"bottom0","points":[138,313,138,303,138,269.5,310,269.5,310,204,310,190]},
{"from":3,"to":2,"fromPort":"top0","toPort":"bottom1","points":[384,281,384,267,384,239.5,320,239.5,320,208,320,190]},
{"from":4,"to":3,"fromPort":"right0","toPort":"left0","points":[176,346,190,346,271,346,271,309,320,309,346,309]},
{"from":4,"to":3,"fromPort":"right1","toPort":"left2","points":[176,356,198,356,283,356,283,329,336,329,346,329]},
{"from":1,"to":2,"fromPort":"right0","toPort":"left1","points":[-174,78,-156,78,68,78,68,152,260,152,282,152]},
{"from":1,"to":2,"fromPort":"right1","toPort":"left2","points":[-174,88,-164,88,60,88,60,162,252,162,282,162]}
]}