0x076e653F4f458201B866B6B46A50F5796C345fb7 from any wallet or exchange. The last digits identify your invoice; Pro activates automatically within ~2 minutes.GET /x402/pro-30d ($5), /x402/pro-7d ($1.25) or /x402/pro-6d ($1) returns an API key with Pro time; pass ?key=lb_… to extend an existing key. An open invoice can also be paid with GET /x402/invoice?id=inv_….No card payments, no subscriptions, no auto-renewal. Pro time stacks. Refunds are handled by email at quietworklabs@outlook.com. See the Terms.