curl --request PUT \
  --url 'https://api.stateset.com/api/v1/fixed-assets/{id}' \
  --header 'Authorization: Bearer YOUR_API_KEY' \
  --header 'Content-Type: application/json' \
  --data '{
  "category": null,
  "description": null,
  "name": null,
  "salvage_value": null,
  "useful_life_months": null
}'

{
  "accumulated_depreciation": "string",
  "acquisition_cost": "string",
  "acquisition_date": "string",
  "asset_number": "string",
  "book_value": "string",
  "category": "string",
  "created_at": "string",
  "currency": "string",
  "disposal_gain_loss": null,
  "id": "string",
  "in_service_date": null,
  "name": "string",
  "salvage_value": "string",
  "status": "string",
  "useful_life_months": 1
}