List Transactions

curl --request GET \
  --url https://api.openint.dev/v0/unified/banking/transaction \
  --header 'x-apikey: <api-key>' \
  --header 'x-connection-id: <api-key>'

{
  "next_cursor": "<string>",
  "has_next_page": true,
  "items": [
    {
      "id": "<string>",
      "date": "<string>",
      "description": "<string>",
      "category_id": "<string>",
      "category_name": "<string>",
      "amount": 123,
      "currency": "<string>",
      "merchant_id": "<string>",
      "merchant_name": "<string>",
      "account_id": "<string>",
      "account_name": "<string>"
    }
  ]
}