curl --request POST \
  --url https://api.example.com/concat/save-with-isms \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "chainedLeadingConjunctionID": 123,
  "chainToConcatCode": null,
  "commentConcatCode": null,
  "concatIsms": [
    {
      "ismCode": null,
      "ismConcatID": 123,
      "position1": "<string>",
      "position2": "<string>",
      "position1IserHandle": null,
      "position2IserHandle": null,
      "verbId": 123,
      "conjunctionId": null,
      "willingToAbandon": null,
      "isDeleted": null,
      "alsoPostAsConcat": null
    }
  ],
  "concatCode": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "languageId": "1",
  "postDate": null,
  "isAllowAllDisplayModes": null,
  "isAllowTopDisplayModes": null,
  "mainCharacterWord": "<string>",
  "mainSentimentWord": "<string>",
  "secondaryCharacterWord": "<string>",
  "secondarySentimentWord": "<string>"
}
'

{
  "success": true,
  "data": "<unknown>"
}