AI Invoice Header Data Extraction

[
  {
    "data": {
      "nodeType": "manualTrigger"
    },
    "event": "node_start",
    "nodeId": "t",
    "timestamp": 1780425560832
  },
  {
    "data": {
      "initialData": {
        "text": "Receipt\n2x Widget @ $5.00 = $10.00\nTax: $0.83\nTotal: $10.83"
      }
    },
    "event": "triggered",
    "nodeId": "manualTrigger",
    "timestamp": 1780425560832
  },
  {
    "data": {
      "status": "ok",
      "nodeType": "manualTrigger"
    },
    "event": "node_end",
    "nodeId": "t",
    "timestamp": 1780425560832
  },
  {
    "data": {
      "nodeType": "llm"
    },
    "event": "node_start",
    "nodeId": "l",
    "timestamp": 1780425560832
  },
  {
    "data": {
      "messages": 2,
      "maxTokens": 256
    },
    "event": "calling google/gemini-2.5-flash",
    "nodeId": "llm",
    "timestamp": 1780425560832
  },
  {
    "data": {
      "model": "gemini-2.5-flash",
      "provider": "google"
    },
    "event": "llm_call",
    "nodeId": "_context",
    "timestamp": 1780425560832
  },
  {
    "data": {
      "model": "gemini-2.5-flash",
      "costUsd": 0.0001546,
      "provider": "google",
      "latencyMs": 921,
      "promptTokens": 57,
      "completionTokens": 55
    },
    "event": "llm_result",
    "nodeId": "_context",
    "timestamp": 1780425561754
  },
  {
    "data": {
      "status": "ok",
      "nodeType": "llm"
    },
    "event": "node_end",
    "nodeId": "l",
    "timestamp": 1780425561754
  }
]