curl --request POST \
  --url https://{subdomain}.nudj.cx/api/v2/integration/action-participations \
  --header 'Content-Type: application/json' \
  --header 'x-api-token: <api-key>' \
  --data '
{
  "actionId": "<string>",
  "actionInput": {
    "key": "interaction-external-link"
  },
  "allocationId": "<string>",
  "isPreview": true
}
'

{
  "id": "<string>",
  "organisationId": "<string>",
  "communityId": "<string>",
  "actionId": "<string>",
  "userId": "<string>",
  "actionCategory": "nudj",
  "actionKey": "facebook-comment",
  "actionAttributes": {
    "key": "question-multiple-choice",
    "question": "<string>",
    "options": [
      {
        "id": "<string>",
        "label": "<string>"
      }
    ],
    "minimumNumberOfAnswersRequired": 2,
    "maximumNumberOfAnswersAllowed": 2
  },
  "allocationId": "<string>",
  "allocatedTo": "achievement",
  "participationStatuses": [
    {
      "id": "<string>",
      "criteriaMet": true,
      "output": {
        "key": "interaction-external-link",
        "eventId": "<string>"
      },
      "status": "pending",
      "participatedAt": "<string>",
      "processingStartedAt": "<string>",
      "processedAt": "<string>",
      "unmetCriteriaMessage": "<string>",
      "processingFailedMessage": "<string>"
    }
  ],
  "createdAt": "<string>",
  "updatedAt": "<string>",
  "actionGroupId": "<string>"
}