curl --request POST \
  --url https://staging.api.us.aptlydone.com/matrix/v1/matrix/bulk-reassign-owner \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '{
  "matrixIds": [
    "36a2448a-4006-42a4-b363-25965cd1327b",
    "c84d88ae-5c87-457e-872a-5000dbbe95f4"
  ],
  "ownerId": "dcf78b02-aa2b-4e12-bff6-053e7d642166"
}'

{
  "statusCode": 200,
  "timestamp": "2025-06-24T08:51:11.638Z",
  "message": "Success",
  "data": {
    "successCount": 5,
    "failureCount": 0,
    "successIds": [
      "eef73c08-9e42-4289-a982-eb2be34094a7",
      "30cf2dc5-1a88-4e94-a40c-dc54e0d05270"
    ],
    "failures": {
      "de9877f2-a97d-409c-ae77-cb1a35b16026": "Matrix not found",
      "f3a92dd3-a1a3-4031-b11c-4a657ebc3d10": "Unauthorized operation"
    }
  }
}