query Surcharge($id: ID!) {
  surcharge(id: $id) {
    id
    object
    name
    status
    livemode
    created
    updated
    kind
    calculation {
      type
      amount {
        amount
        currency
      }
      rate
      basis
      per {
        value
        unit
      }
    }
    schedule {
      effective_from
      rate
      amount {
        amount
        currency
      }
    }
  }
}

{
  "id": "sur_1a2B3c"
}

{
  "data": {
    "surcharge": {
      "id": "sur_1a2B3c",
      "object": "surcharge",
      "name": "Example",
      "status": "active",
      "livemode": true,
      "created": 1791302400,
      "updated": 1791302400,
      "kind": "example",
      "calculation": {
        "type": "fixed",
        "amount": {
          "amount": 1299,
          "currency": "usd"
        },
        "rate": 0.145,
        "basis": "base",
        "per": {
          "value": 1.5,
          "unit": "kg"
        }
      },
      "schedule": [
        {
          "effective_from": "2026-10-07",
          "rate": 0.145,
          "amount": {
            "amount": 1299,
            "currency": "usd"
          }
        }
      ]
    }
  }
}