Berlanggan Documentation

Guide to using berlanggan.web.id — a digital-product marketplace with instant checkout, a prepaid balance, and recurring subscriptions.

The docs are split by role:

For Users

You buy products or subscribe through Berlanggan.

• Account & how it works — the basics: account, balance, orders, subscriptions.
• Buying a product — checkout flow, payment methods, order status.
• Balance & top-up — adding funds, fees, payment-link validity.
• Subscriptions & renewal — how renewal works, auto-renew, grace period.
• Licences & product activation — licence keys, seats/devices, moving an activation.

For Sellers

You sell digital products on Berlanggan.

• Start selling — applying, onboarding, your storefront.
• Products & plans — creating products, plans, entitlements, checkout questions.
• Pricing, discounts & coupons — strike-through pricing, PWYW, duration prepay, coupons.
• Payments & payout — commission, withdrawals, static QRIS.

For Developers

You integrate an on-premise product with the Berlanggan Activation API (token-based licence activation).

• Activation API overview — base URL, authentication, response format.
• Activate, validate & deactivate — the three core endpoints + operation-authorize.
• Verifying the entitlement signature — verifying responses with Ed25519.
• Heartbeat & offline grace — keeping licence status in sync.

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