curl --request POST \
  --url https://api.{tenant}.getomneo.com/api/v3/batches \
  --header 'Content-Type: application/json' \
  --data '
{
  "entity_type": "<string>",
  "import_job_id": 123
}
'

{
  "data": {
    "batch_id": "<string>",
    "entity_type": "<string>",
    "import_job_id": "<string>"
  }
}