{
  "tests": [
    {
      "input": {
        "customer": {
          "id": "CUST-12345",
          "name": "John Doe",
          "segment": "retail",
          "acquisitionCost": 150,
          "acquisitionChannel": "paid_search"
        },
        "purchaseHistory": {
          "orderValues": [
            120,
            89,
            245,
            78,
            310
          ],
          "customerDurationMonths": 18,
          "averageGrossMarginPercent": 35,
          "retentionRate": 85
        }
      },
      "output": {
        "acquisitionCostRatio": 0.0095436036647438072616219885,
        "adjustedLTV": 15567.333333333333333333333334,
        "averageOrderValue": 168.4,
        "basicLTV": 15717.333333333333333333333334,
        "customer": {
          "acquisitionChannel": "paid_search",
          "acquisitionCost": 150,
          "id": "CUST-12345",
          "name": "John Doe",
          "segment": "retail"
        },
        "customerInsights": {
          "recommendedStrategy": "High-touch service, premium offers, exclusive events",
          "tier": "platinum"
        },
        "customerLifetimeMonths": 80,
        "grossMargin": 0.35,
        "purchaseFrequency": 3.3333333333333333333333333336,
        "purchaseHistory": {
          "averageGrossMarginPercent": 35,
          "customerDurationMonths": 18,
          "orderValues": [
            120,
            89,
            245,
            78,
            310
          ],
          "retentionRate": 85
        }
      }
    }
  ],
  "nodes": [
    {
      "type": "inputNode",
      "content": {
        "schema": ""
      },
      "id": "ip1",
      "name": "request",
      "position": {
        "x": 110,
        "y": 114
      }
    },
    {
      "type": "expressionNode",
      "content": {
        "expressions": [
          {
            "id": "e1-1",
            "key": "averageOrderValue",
            "value": "sum(purchaseHistory.orderValues) / len(purchaseHistory.orderValues)"
          },
          {
            "id": "e1-2",
            "key": "purchaseFrequency",
            "value": "len(purchaseHistory.orderValues) / purchaseHistory.customerDurationMonths * 12"
          },
          {
            "id": "e1-3",
            "key": "grossMargin",
            "value": "purchaseHistory.averageGrossMarginPercent / 100"
          },
          {
            "id": "e1-4",
            "key": "customerLifetimeMonths",
            "value": "1 / (1 - purchaseHistory.retentionRate / 100) * 12"
          },
          {
            "id": "e1-5",
            "key": "basicLTV",
            "value": "$.averageOrderValue * $.purchaseFrequency * $.grossMargin * $.customerLifetimeMonths"
          },
          {
            "id": "e1-6",
            "key": "acquisitionCostRatio",
            "value": "customer.acquisitionCost / $.basicLTV"
          },
          {
            "id": "e1-7",
            "key": "adjustedLTV",
            "value": "$.basicLTV - customer.acquisitionCost"
          }
        ],
        "passThrough": true,
        "inputField": null,
        "outputPath": null,
        "executionMode": "single"
      },
      "id": "ex1",
      "name": "clv_calculation",
      "position": {
        "x": 430,
        "y": 114
      }
    },
    {
      "type": "decisionTableNode",
      "content": {
        "hitPolicy": "first",
        "rules": [
          {
            "_id": "r1-1",
            "i1-1": "> 2000",
            "o1-1": "'platinum'",
            "o1-2": "'High-touch service, premium offers, exclusive events'"
          },
          {
            "_id": "r1-2",
            "i1-1": "> 1000",
            "o1-1": "'gold'",
            "o1-2": "'Priority service, personalized offers, loyalty bonuses'"
          },
          {
            "_id": "r1-3",
            "i1-1": "> 500",
            "o1-1": "'silver'",
            "o1-2": "'Enhanced service, targeted offers, occasional perks'"
          },
          {
            "_id": "r1-4",
            "i1-1": "",
            "o1-1": "'standard'",
            "o1-2": "'Standard service, general promotions'"
          }
        ],
        "inputs": [
          {
            "id": "i1-1",
            "name": "Adjusted LTV",
            "field": "adjustedLTV"
          }
        ],
        "outputs": [
          {
            "id": "o1-1",
            "name": "Customer Tier",
            "field": "customerInsights.tier"
          },
          {
            "id": "o1-2",
            "name": "Recommended Strategy",
            "field": "customerInsights.recommendedStrategy"
          }
        ],
        "passThrough": true,
        "inputField": null,
        "outputPath": null,
        "executionMode": "single"
      },
      "id": "dt1",
      "name": "customer_segmentation",
      "position": {
        "x": 750,
        "y": 114
      }
    }
  ],
  "edges": [
    {
      "id": "ed1",
      "sourceId": "ip1",
      "targetId": "ex1",
      "type": "edge"
    },
    {
      "id": "ed2",
      "sourceId": "ex1",
      "targetId": "dt1",
      "type": "edge"
    }
  ]
}