curl --request POST \
  --url https://{instance}.domo.com/api/content/v1/reportschedules/card-email-data \
  --header 'Content-Type: application/json' \
  --header 'X-DOMO-Developer-Token: <api-key>' \
  --data '
[
  123,
  456,
  789
]
'

{
  "additionalProperties": {
    "title": "Sample Card",
    "encodedImage": "base64string",
    "encodedImageId": "img123",
    "timeframeLabel": "Last 30 Days",
    "summaryNumberValue": "10,000",
    "summaryNumberLabel": "Total Sales",
    "htmlContent": "<div>Card content</div>",
    "cardType": "kpi",
    "cardLink": "https://instance.domo.com/cards/123",
    "pdpEnabled": true,
    "certified": true,
    "companyCertified": false
  }
}