Send exactly 19.005587 USDC on Base to the address below. The amount is unique to this payment (that's how we know it's yours) — send it exactly, in one transfer.
19.0055870xc59c85e661d34084a7769f955d17fd38254a6235USDC on Base (0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913)Use it as Authorization: Bearer <key>. Check it any time at /entitlement. Pay again from the same wallet next month and it renews itself — no new key.
Reference 88197d4c654c32d7c43aec29db203877 — valid for 2 hours. Sent the wrong amount? It still reached our wallet — keep your tx hash and this reference, and it can be matched to your plan by hand.