curl --request POST \
  --url https://api.craftkit.dev/v1/embed/catalogs \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "crm-fields",
  "catalog": {
    "allowCustom": false,
    "namespaces": [
      {
        "key": "customer",
        "label": "Customer",
        "fields": [
          {
            "key": "name",
            "label": "Name",
            "dataType": "text"
          }
        ]
      }
    ],
    "loops": []
  }
}
'

{
  "id": "c1a2b3c4-d5e6-f708-9a0b-1c2d3e4f5061",
  "name": "crm-fields",
  "version": 2
}