{
  "name": "Updated Template",
  "custom_attribute_mappings": [
    {
      "name": "Updated Name",
      "product_custom_attribute_id": 17,
      "required": true
    },
    {
      "name": "Updated SKU",
      "product_custom_attribute_id": 18,
      "required": true
    },
    {
      "name": "Updated Image",
      "product_custom_attribute_id": 49,
      "required": false
    },
    {
      "name": "Updated Description",
      "product_custom_attribute_id": 25,
      "required": false
    }
  ]
}