{"slug":"soren-com-v1-echo-payment-61dcb9","title":"Decodes YOUR signed EIP-3009 authorization and hands it back field by field — pa","host":"soren.com","method":"GET","resource":"https://soren.com/v1/echo-payment","category":"other","description":"Decodes YOUR signed EIP-3009 authorization and hands it back field by field — payer, value, recipient, validity window, nonce — so you can see exactly what the server received. Signing bugs are miserable to debug because the only feedback is usually \"invalid\"; this shows you which field is wrong. Fr","price_listed":0.02,"price_asked":0.02,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":87,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["base","eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET"],"type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"}}},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.02,"price_match":true,"latency_ms":87,"error":null}],"description_full":"Decodes YOUR signed EIP-3009 authorization and hands it back field by field — payer, value, recipient, validity window, nonce — so you can see exactly what the server received. Signing bugs are miserable to debug because the only feedback is usually \"invalid\"; this shows you which field is wrong. Free simulated failure cases live at https://soren.com/v1/conformance","last_updated":"2026-08-26T13:10:44.925Z","schemes":["exact"]}