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Application API (v1): Add a Card Comment by External ID

LeanKit's Application API v1 is deprecated. New integration projects should use our v2 API suite found here:

This method adds a comment to a Card using the External Card ID field value. The ReplyData will contain the Board Version number after the comment is added.

Request URL (POST):


Sample Request:
  "Text": "Comment using External Card ID."

Sample Response:

  "ReplyData": [ 14 ],
  "ReplyCode": 202,
  "ReplyText": "Comment was saved successfully ."