Merchant Catalog
Enable a Coin, then create products or fixed-duration plans.
Register Merchant
Create a Merchant and send its capability to the connected wallet.
Merchant Coin & Receiver
Enable a platform-approved Coin and bind its settlement address for this merchant.
Create Product
One-time products snapshot one Coin type and one exact base-unit amount.
Create Fixed-Duration Plan
Manual renewals buy the configured duration; the payer must sign every renewal.