Fix json format issue in card description
Fix json format issue in card description
bustle/mobiledoc-kit,YoranBrondsema/mobiledoc-kit,mixonic/content-kit-editor,bustlelabs/mobiledoc-kit,bustlelabs/content-kit-editor,YoranBrondsema/mobiledoc-kit,bustlelabs/content-kit-editor,bustle/mobiledoc-kit,bustlelabs/content-kit-editor,YoranBrondsema/mobiledoc-kit,bustlelabs/mobiledoc-kit,mixonic/content-kit-editor,bustlelabs/mobiledoc-kit,mixonic/content-kit-editor,bustle/mobiledoc-kit,bustle/mobiledoc-kit