Retrieve an External Account

curl --request GET \
  --url https://api.sandbox.getasset.com/v0/business/{business_id}/external-account/{external_account_id} \
  --header 'Authorization: Bearer <token>'

{
  "data": {
    "business_id": "<string>",
    "type": "business",
    "source": "manual",
    "external_id": "<string>",
    "disconnected_at": "2023-11-07T05:31:56Z",
    "last_synced_at": "2023-11-07T05:31:56Z",
    "last_balanced_at": "2023-11-07T05:31:56Z",
    "external_balance": 123,
    "last_statement_end_date": "2023-11-07T05:31:56Z",
    "id": "<string>",
    "ledger_id": "ldg_Ns6rRRLYVZPh4cVB7MDby5",
    "contribution_ledger_id": "ldg_Ns6rRRLYVZPh4cVB7MDby5",
    "distribution_ledger_id": "ldg_Ns6rRRLYVZPh4cVB7MDby5",
    "metadata_": {},
    "name": "ABC Business Checking",
    "mask": "1234",
    "linked_item_id": "lni_R2fAXCjqJPdpYata112zyW",
    "status": "connected"
  }
}