{"product":"x402","endpoint":"https://rpc.satelink.network/rpc/polygon","discovery":"https://rpc.satelink.network/.well-known/satelink.json","pricing":[{"metric":"rpc-bundle","unit":"1000 calls","price":0.1,"currency":"USD"}],"auth":["x402"],"payment_rails":["x402_usdc_base"],"docs":"https://github.com/Satelink-Protocol/x402-kit","example_request":"# The service answers an unpaid call with the price:\nHTTP/1.1 402 Payment Required\n{ \"accepts\": [{ \"scheme\": \"x402\", \"network\": \"eip155:8453\",\n    \"maxAmountRequired\": \"0.01\", \"asset\": \"USDC\" }] }","after_402":"Read the machine-readable requirements in the 402 response, pay via the chosen rail (x402, USDT deposit, or credits), then retry the request."}