import { createAdminClient } from '@spree/admin-sdk'

const client = createAdminClient({
  baseUrl: 'https://your-store.com',
  secretKey: 'sk_xxx',
})

const commissionRate = await client.commissionRates.get('crate_a1b2c3')

spree api get /commission_rates/{id}

{
  "id": "crate_UkLWZg9DAJ",
  "name": "Standard",
  "code": null,
  "enabled": true,
  "position": 1,
  "kind": "percentage",
  "tax_inclusive": false,
  "include_shipping": false,
  "metadata": {},
  "deleted_at": null,
  "created_at": "2026-01-15T12:00:00.000Z",
  "updated_at": "2026-01-15T12:00:00.000Z",
  "value": "10",
  "commission_tax_rate": null,
  "amounts": {},
  "bounds": {},
  "global": true,
  "rules": []
}

{
  "error": {
    "code": "record_not_found",
    "message": "Commission rate not found"
  }
}