{"query":"subscription-flow","flow":{"monthlyAmount":"10","currency":"USD","flowRateAtomic":"0.000003858024691358","flowRateNumber":0.000003858024691358,"secondsPerMonth":2592000,"source":"subscriptions-fixture"},"breakEven":{"monthlyAmount":"10","fixedCost":"50","currency":"USD","subscribersNeeded":5,"monthsToBreakEven":5,"source":"subscriptions-fixture"},"source":"stream-9-zerostorage/subscriptions-fixture","route":"/api/v1/subscription/flow","sample":true,"cost":"free","paidPriceUsd":"0.005","fieldsIncludedWhenPaid":["monthly","fixed"],"note":"Free sample: this preview costs nothing. GET /api/v1/subscription/flow?monthly=<amount>&fixed=<cost> charges 0.005 USDC and returns the same shape plus the caller-supplied amounts."}