{
  "title": "Walmart Order Structure",
  "description": "Documentation of Walmart Marketplace order data structure.",
  "type": "object",
  "fields": [
    { "name": "purchaseOrderId", "type": "string", "description": "Walmart purchase order identifier", "required": true },
    { "name": "customerOrderId", "type": "string", "description": "Customer-facing order number", "required": true },
    { "name": "customerEmailId", "type": "string", "description": "Customer email (relay anonymized)" },
    { "name": "orderDate", "type": "integer", "description": "Order creation time (Unix ms)", "required": true },
    {
      "name": "shippingInfo",
      "type": "object",
      "description": "Shipping and delivery information",
      "fields": [
        { "name": "phone", "type": "string", "description": "Customer phone number" },
        { "name": "estimatedDeliveryDate", "type": "integer", "description": "Estimated delivery timestamp" },
        { "name": "estimatedShipDate", "type": "integer", "description": "Expected ship date timestamp" },
        { "name": "methodCode", "type": "string", "description": "Shipping method (Value, Standard, TwoDay, NextDay)" },
        {
          "name": "postalAddress",
          "type": "object",
          "description": "Shipping destination address",
          "fields": [
            { "name": "name", "type": "string" },
            { "name": "address1", "type": "string" },
            { "name": "city", "type": "string" },
            { "name": "state", "type": "string" },
            { "name": "postalCode", "type": "string" },
            { "name": "country", "type": "string" }
          ]
        }
      ]
    },
    {
      "name": "orderLines",
      "type": "object",
      "description": "Ordered items",
      "fields": [
        {
          "name": "orderLine",
          "type": "array",
          "description": "List of order line items",
          "itemType": "object",
          "fields": [
            { "name": "lineNumber", "type": "string" },
            { "name": "item.productName", "type": "string", "description": "Product display name" },
            { "name": "item.sku", "type": "string", "description": "Seller SKU" },
            { "name": "orderLineQuantity.amount", "type": "string", "description": "Quantity ordered" },
            { "name": "status", "type": "string", "description": "Line item status (Created, Acknowledged, Shipped, etc.)" }
          ]
        }
      ]
    }
  ]
}