Domestic Prices Total Rate Response Structure

{
  "$schema": "https://json-structure.org/meta/core/v0/#",
  "$id": "https://raw.githubusercontent.com/api-evangelist/united-states-postal-service/refs/heads/main/json-structure/domestic-prices-total-rate-response-structure.json",
  "name": "TotalRateResponse",
  "description": "Total rate response including base and extra service rates.",
  "properties": {
    "rates": {
      "description": "List of total rates.",
      "items": {
        "properties": {
          "totalBasePrice": {
            "description": "Base postage price in USD.",
            "example": 8.7,
            "type": "double"
          },
          "totalPrice": {
            "description": "Total price including all fees in USD.",
            "example": 12.5,
            "type": "double"
          },
          "fees": {
            "description": "Breakdown of additional fees.",
            "items": {
              "properties": {
                "name": {
                  "description": "Fee name.",
                  "example": "Signature Confirmation",
                  "type": "string"
                },
                "price": {
                  "description": "Fee amount in USD.",
                  "example": 3.8,
                  "type": "double"
                }
              },
              "type": "object"
            },
            "type": "array"
          }
        },
        "type": "object"
      },
      "type": "array"
    }
  },
  "type": "object"
}