{
  "name": "verify-respond-to-webhook-loop",
  "nodes": [
    {"id": "n1", "name": "Webhook", "type": "post-trigger", "position": {"x": 0, "y": 0}, "config": {}},
    {"id": "items", "name": "Items", "type": "code", "position": {"x": 0, "y": 100},
     "config": {"code": "return { items: ['alpha', 'beta', 'gamma'] };"}},
    {"id": "loop", "name": "Loop", "type": "loop", "position": {"x": 0, "y": 200},
     "config": {"inputField": "data.result.items"}},
    {"id": "respond", "name": "Respond", "type": "respond-to-webhook", "position": {"x": 0, "y": 300},
     "config": {"status": 200, "bodySource": "input", "bodyField": "item", "contentType": "text/plain"}}
  ],
  "connections": [
    {"sourceNodeId": "n1", "sourceOutput": "main", "targetNodeId": "items", "targetInput": "data"},
    {"sourceNodeId": "items", "sourceOutput": "main", "targetNodeId": "loop", "targetInput": "data"},
    {"sourceNodeId": "loop", "sourceOutput": "loop", "targetNodeId": "respond", "targetInput": "data"}
  ],
  "http": {
    "method": "POST",
    "path": "/webhook/{workflowId}",
    "body": {"hello": "world"},
    "expectStatus": 200,
    "expectBodyContains": ["gamma"]
  }
}