{"x402Version":2,"resource":"https://changemandate.xguardgate.com/v1/authorize-order-change","payments":{"enabled":false,"mode":"developer","network":"base","facilitator":"https://x402.org/facilitator","note":"Payments are not enabled because no recipient wallet is configured."},"pricing":{"currency":"USD","model":"per_operation","tiers":[{"code":"basic_diff","price_usd":"0.002"},{"code":"monetary_delta_validation","price_usd":"0.005"},{"code":"authorization_issuance","price_usd":"0.010"},{"code":"recurring_liability_change","price_usd":"0.020"},{"code":"multi_merchant_change","price_usd":"0.030"}]},"note":"Payment enforcement is activated only when PAYMENTS_MODE=x402 and PAY_TO is configured."}