{
  "id": "myworkflow",
  "specVersion": "0.8",
  "version": "1.0",
  "start": "State1",
  "functions": [
    {
      "name": "function1",
      "type": "custom",
      "operation": "kubernetes:serving.knative.dev/v1/mynamespace/myservice",
      "metadata": {
        "method": "GET"
        "path": "/my_path"
      }
  ],
  "states": [
    {
      "name": "State1",
      "type": "operation",
      "actions": [
        {
          "functionRef": {
            "refName": "function1",
            "arguments": {
              "data": "${ .data }"
            }
          }
        }
      ],
      "end": true
    }
  ]
}