{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "#/components/schemas/POSRecord",
  "title": "POSRecord",
  "type": "object",
  "description": "Individual point-of-sale data record",
  "properties": {
    "period": {
      "type": "string",
      "description": "Time period identifier",
      "example": "2026-W01"
    },
    "category": {
      "type": "string",
      "description": "Product category name",
      "example": "Beverages"
    },
    "brand": {
      "type": "string",
      "description": "Brand name",
      "example": "Example Brand"
    },
    "upc": {
      "type": "string",
      "description": "Universal Product Code",
      "example": "012345678901"
    },
    "dollar_sales": {
      "type": "number",
      "format": "double",
      "description": "Total dollar sales for the period",
      "example": 125340.5
    },
    "unit_sales": {
      "type": "integer",
      "description": "Total unit sales for the period",
      "example": 45230
    },
    "volume_sales": {
      "type": "number",
      "format": "double",
      "description": "Total volume sales (equivalent units)",
      "example": 67845.0
    },
    "avg_price": {
      "type": "number",
      "format": "double",
      "description": "Average selling price",
      "example": 2.77
    },
    "distribution_pct": {
      "type": "number",
      "format": "double",
      "description": "Percentage of stores carrying the product",
      "example": 85.3
    }
  }
}