Get a customs import declaration with its lines and cost allocation (scope: purchases:read)

{  "data": {    "id": "497f6eca-6276-4993-bfeb-53cbbbba6f08",    "number": "string",    "mrn": "string",    "customs_office": "string",    "status": "DRAFT",    "regime": "PAID_AT_CUSTOMS",    "nir_document_id": "5f67c172-1c22-4e3c-ba52-1ea879efe7bc",    "supplier_id": "3cb1e20c-c6c9-4e71-ba66-399c468f697c",    "declaration_date": "2019-08-24",    "currency": "string",    "customs_exchange_rate": "string",    "invoice_value_currency": "string",    "customs_value": "string",    "customs_duty": "string",    "excise": "string",    "customs_commission": "string",    "accessory_costs": "string",    "vat_rate": "string",    "vat_base": "string",    "vat_amount": "string",    "journal_entry_id": "6652a24b-55f1-423a-bf69-8d8966f301ed",    "capitalized_amount": "string",    "expensed_amount": "string",    "notes": "string",    "confirmed_at": "2019-08-24T14:15:22Z",    "created_at": "2019-08-24T14:15:22Z",    "updated_at": "2019-08-24T14:15:22Z",    "lines": [      {        "id": "497f6eca-6276-4993-bfeb-53cbbbba6f08",        "nir_item_id": "7b60d7a9-7ae2-4143-8e22-58616af4fb9d",        "description": "string",        "tariff_code": "string",        "country_of_origin": "string",        "quantity": "string",        "unit": "string",        "net_weight_kg": "string",        "invoice_value_currency": "string",        "customs_duty": "string",        "allocated_cost": "string",        "capitalized_cost": "string",        "expensed_cost": "string",        "sort_order": 0      }    ]  },  "error": null}