Retrieve a supplier

{
  "created_at": "2023-08-30T10:08:08.146343Z",
  "emails": [
    "hello@example.org"
  ],
  "establishment_no": "82762938500014",
  "external_reference": "FR123",
  "iban": "FRXXXXXXXXXXXXXXXXXXXXXXXXX",
  "id": 42,
  "ledger_account": {
    "id": 590558
  },
  "name": "Pennylane",
  "postal_address": {
    "address": "eu deserunt",
    "city": "do laborum culpa occ",
    "country_alpha2": "cillum aliqua reprehen",
    "postal_code": "ex dolor dolor"
  },
  "supplier_due_date_delay": 30,
  "supplier_due_date_rule": "days_or_end_of_month",
  "supplier_payment_method": "bill_of_exchange",
  "updated_at": "2023-08-30T10:08:08.146343Z",
  "vat_number": "FR32123456789"
}