{"ok":true,"service":"Action402","endpoint":"/api/canary/echo","paid":false,"purpose":"Free non-sensitive echo target for Action402 self-tests and local settlement-canary target checks.","receivedAt":"2026-05-23T02:46:45.234Z","requestId":"119f96b8-5b61-4f21-a925-3f52d727ba1f","acceptedFields":{},"redactionPolicy":{"onlyWhitelistedFieldsEchoed":true,"ignoredPayloadFields":true,"echoedFields":["event","scenario","runId","source","generatedAt"],"neverEchoes":["headers","authorization","tokens","private keys","raw request body"]},"next":{"paidExecution":"/api/execute/webhook","verifyJob":"/api/verify/jobs/{id}","recentProofs":"/api/proofs/recent"}}