BPMN-style Process

{
  "nodes": [
    { "id":"s","type":"circle","label":"Start","x":40,"y":160,"fill":"#dcfce7","w":56,"h":56 },
    { "id":"t1","type":"rounded","label":"Receive request","x":140,"y":150 },
    { "id":"g1","type":"diamond","label":"Auto-approve?","x":340,"y":140 },
    { "id":"t2","type":"rounded","label":"Manual review","x":540,"y":40 },
    { "id":"t3","type":"rounded","label":"Apply policy","x":540,"y":260 },
    { "id":"g2","type":"diamond","label":"Pass?","x":740,"y":50 },
    { "id":"t4","type":"rounded","label":"Notify customer","x":940,"y":50 },
    { "id":"t5","type":"rounded","label":"Reject","x":940,"y":200 },
    { "id":"e","type":"circle","label":"End","x":1140,"y":120,"fill":"#fee2e2","w":56,"h":56 }
  ],
  "edges": [
    { "id":"a","source":"s","target":"t1" },
    { "id":"b","source":"t1","target":"g1" },
    { "id":"c","source":"g1","target":"t2","label":"no" },
    { "id":"d","source":"g1","target":"t3","label":"yes" },
    { "id":"e2","source":"t2","target":"g2" },
    { "id":"f","source":"t3","target":"t4" },
    { "id":"g","source":"g2","target":"t4","label":"yes" },
    { "id":"h","source":"g2","target":"t5","label":"no" },
    { "id":"i","source":"t4","target":"e" },
    { "id":"j","source":"t5","target":"e" }
  ]
}