Guide
Subscription Bundle Checkout
Purchase supported recurring access to the selected bundle products.
SoundSync
Prepare and test
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Plan
Configure supported monthly/annual price and included products.
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Checkout
Use the supported bundle endpoint and payment environment.
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Confirmation
Wait for provider-confirmed subscription/order state, not only a success URL.
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Library
Check bundle status and the included product access.
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Plugin
Validate each relevant product under the package policy.
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Changes
Use preview/confirmation for supported upgrades, downgrades, and scheduled changes.
Payment setup is explicit
Manual subscription billing setup has its own preview/confirmation sequence. A manual entitlement or library entry is not authorization to bill. Follow the documented customer and developer permissions.
Paid products, subscriptions, and bundles must remain at least $9.99 after discounts, before tax. Free claims follow the redemption model rather than a discounted paid checkout.
SoundSync
Access or ownership
Checkout endpoint and confirmation
POST /api/subscriptions/bundles/checkout starts the supported bundle checkout. Use the current bundle and version identifiers from the storefront, the selected interval, and the authenticated customer context required by the API. Inspect the returned payment URL/session and wait for the verified provider callback before granting access. The browser success URL alone does not prove payment.
SoundSync
Request fields and customer operations
Subscription Bundle API
Checkout payload, plan preview and confirmation, payment updates, cancellation, and return states.
