curl --request GET \
  --url https://grid.squads.xyz/api/grid/v1/accounts/{address}/external-accounts/{account_id} \
  --header 'Authorization: Bearer <token>' \
  --header 'x-grid-environment: <x-grid-environment>'

{
  "account_owner_name": "<string>",
  "account_type": "<string>",
  "active": true,
  "country": "<string>",
  "created_at": "<string>",
  "currency": "<string>",
  "id": "<string>",
  "provider_syncs": [
    {
      "provider": "<string>",
      "status": "<string>",
      "synced_at": "<string>"
    }
  ],
  "account_owner_type": "<string>",
  "bank_name": "<string>",
  "business_name": "<string>",
  "first_name": "<string>",
  "last_4": "<string>",
  "last_name": "<string>"
}