:: JSON data can also be passed as a path to a .json file

oint bitrix24 UpdateCustomTaskField ^
  --url "b24-ar17wx.bitrix24.by" ^
  --fieldid 261 ^
  --externalid "NEW_TEXT_FIELD" ^
  --label "{'en':'Updated field','ru':'Izmenennoe pole'}" ^
  --token "***"