{
  "schema_version": 1,
  "diagram_type": "dataflow",
  "meta": {
    "title": "Product Analytics Data Flow",
    "subtitle": "Events, consent, PII isolation, warehouse sync, and downstream analytics",
    "output": "examples/dataflow-product-analytics.html",
    "viewBox": [1080, 760],
    "animation": "trace",
    "quality_profile": "showcase",
    "views": [
      { "id": "collection-path", "label": "Collection path", "focus": ["web", "mobile", "edge", "stream"], "note": "Follow product events from clients into the ordered event stream." },
      { "id": "consent-boundary", "label": "Consent and PII", "focus": ["edge", "consent", "pii"], "note": "Isolate the policy gate and restricted identity store." },
      { "id": "analytics-consumers", "label": "Curated consumers", "focus": ["stream", "warehouse", "dashboard", "features", "model"], "note": "See curated facts, dashboards, and the derived feature path." }
    ]
  },
  "stages": [
    { "label": "Sources" },
    { "label": "Ingest" },
    { "label": "Process" },
    { "label": "Store" },
    { "label": "Consume" }
  ],
  "nodes": [
    { "id": "web", "type": "frontend", "label": "Web App", "sublabel": "browser SDK", "stage": 0, "row": 0, "tag": "events" },
    { "id": "mobile", "type": "frontend", "label": "Mobile", "sublabel": "iOS / Android", "stage": 0, "row": 2, "tag": "events" },
    { "id": "edge", "type": "cloud", "label": "Edge API", "sublabel": "collector", "stage": 1, "row": 1, "tag": "TLS" },
    { "id": "consent", "type": "security", "label": "Consent Gate", "sublabel": "policy filter", "stage": 2, "row": 0, "tag": "PII guard" },
    { "id": "stream", "type": "messagebus", "label": "Event Stream", "sublabel": "Kafka topic", "stage": 2, "row": 2, "tag": "ordered" },
    { "id": "pii", "type": "security", "label": "PII Vault", "sublabel": "encrypted", "stage": 3, "row": 0, "tag": "restricted" },
    { "id": "warehouse", "type": "database", "label": "Warehouse", "sublabel": "analytics tables", "stage": 3, "row": 2, "tag": "curated" },
    { "id": "features", "type": "database", "label": "Feature Store", "sublabel": "daily batch", "stage": 3, "row": 4, "tag": "derived" },
    { "id": "dashboard", "type": "backend", "label": "Dashboards", "sublabel": "product metrics", "stage": 4, "row": 1, "tag": "SQL" },
    { "id": "model", "type": "backend", "label": "ML Model", "sublabel": "ranking job", "stage": 4, "row": 4, "tag": "features" }
  ],
  "flows": [
    { "id": "web-clickstream", "from": "web", "to": "edge", "label": "clickstream", "classification": "user events", "variant": "emphasis", "fromSide": "right", "toSide": "left", "via": [[205, 157], [205, 271]], "labelAt": [204, 190] },
    { "id": "mobile-events", "from": "mobile", "to": "edge", "label": "app events", "classification": "device events", "variant": "default", "fromSide": "right", "toSide": "left", "via": [[222, 385], [222, 271]], "labelAt": [220, 342] },
    { "id": "consent-enrichment", "from": "edge", "to": "consent", "label": "identity + consent", "classification": "PII touch", "variant": "security", "fromSide": "top", "toSide": "left", "via": [[315, 112], [450, 112], [450, 157]], "labelAt": [382, 100] },
    { "id": "accepted-events", "from": "edge", "to": "stream", "label": "accepted events", "classification": "append-only", "variant": "emphasis", "fromSide": "right", "toSide": "left", "via": [[420, 271], [420, 385]], "labelAt": [438, 324] },
    { "id": "identity-map", "from": "consent", "to": "pii", "label": "identity map", "classification": "encrypted PII", "variant": "security", "route": "straight", "labelAt": [638, 144] },
    { "id": "normalized-facts", "from": "stream", "to": "warehouse", "label": "normalized facts", "classification": "non-PII", "variant": "emphasis", "route": "straight", "labelAt": [638, 372] },
    { "id": "daily-aggregates", "from": "warehouse", "to": "features", "label": "daily aggregates", "classification": "batch", "variant": "dashed", "fromSide": "bottom", "toSide": "top", "route": "straight", "labelAt": [745, 496] },
    { "id": "metrics-query", "from": "warehouse", "to": "dashboard", "label": "metrics SQL", "classification": "read-only", "variant": "default", "fromSide": "right", "toSide": "left", "via": [[852, 385], [852, 271]], "labelAt": [830, 326] },
    { "id": "feature-vectors", "from": "features", "to": "model", "label": "feature vectors", "classification": "derived", "variant": "dashed", "route": "straight", "labelAt": [852, 598] },
    { "id": "restricted-join", "from": "pii", "to": "dashboard", "label": "restricted join", "classification": "approved only", "variant": "security", "fromSide": "right", "toSide": "top", "via": [[878, 157], [878, 212], [960, 212]], "labelAt": [880, 198] }
  ],
  "cards": [
    {
      "dot": "emerald",
      "title": "Primary Data Path",
      "items": [
        "Events move left to right through source, ingest, process, store, and consume stages",
        "The hot path stays visually clear even with secondary batch flows",
        "Labels name data assets instead of generic API verbs"
      ]
    },
    {
      "dot": "rose",
      "title": "Sensitive Boundary",
      "items": [
        "Consent and PII paths are styled as security flows",
        "PII lands in a restricted vault, separate from the analytics warehouse",
        "Restricted joins are visible without implying default access"
      ]
    },
    {
      "dot": "orange",
      "title": "Derived Consumers",
      "items": [
        "Dashboards read curated facts from the warehouse",
        "Feature vectors are derived by batch from analytics tables",
        "Consumption paths stay distinct from collection and consent handling"
      ]
    }
  ]
}