{
  "rule_id": "pricing_oid_business_base",
  "type": "flat_fee",
  "amount": 200.00,
  "currency": "EUR",
  "billing_cycle": "monthly",
  "includes": {
    "users": 20,
    "kyc_verification": 50,
    "certificate_enrolled": 20,
    "mcp_call": 500
  }
}

{
  "rule_id": "overage_oid_kyc",
  "type": "per_unit",
  "metric": "kyc_verification",
  "tiers": [
    { "from": 51, "to": 100, "unit_price": 2.50 },
    { "from": 101, "to": null, "unit_price": 2.00 }
  ],
  "currency": "EUR"
}

{
  "rule_id": "overage_oid_mcp",
  "type": "tiered",
  "metric": "mcp_call",
  "tiers": [
    { "from": 501, "to": 1000, "unit_price": 0.05 },
    { "from": 1001, "to": null, "unit_price": 0.03 }
  ],
  "currency": "EUR"
}