```ruby
module Bitstamp
  class UserTransactions < Bitstamp::Collection
    def all(options = {})
      # Default time delta to an hour
      options[:timedelta] = "3600" unless options[:timedelta]
      path = options[:currency_pair] ? "/v2/user_transactions/#{options[:currency_pair]}" : "/v2/user_transactions"
      Bitstamp::Helper.parse_objects! Bitstamp::Net::post(path, options).to_str, self.model
    end

    def find(order_id)
      all = self.all
      index = all.index {|order| order.id.to_i == order_id}

      return all[index] if index
    end

    def create(options = {})
    end

    def update(options={})
    end
  end

  class UserTransaction < Bitstamp::Model
    attr_accessor :datetime, :id, :type, :usd, :btc, :fee, :order_id, :btc_usd, :nonce, :eur, :eth_eur, :xrp, :eth
  end

  # adding in methods to pull the last public trades list
  class Transactions < Bitstamp::Model
    attr_accessor :date, :price, :tid, :amount

    def self.from_api(currency_pair)
      Bitstamp::Helper.parse_objects! Bitstamp::Net::get("/v2/transactions/#{currency_pair}").to_str, self
    end
  end
end
```

Add more missing currency pairs
user
```ruby
module Bitstamp
  class UserTransactions < Bitstamp::Collection
    def all(options = {})
      # Default time delta to an hour
      options[:timedelta] = "3600" unless options[:timedelta]
      path = options[:currency_pair] ? "/v2/user_transactions/#{options[:currency_pair]}" : "/v2/user_transactions"
      Bitstamp::Helper.parse_objects! Bitstamp::Net::post(path, options).to_str, self.model
    end

    def find(order_id)
      all = self.all
      index = all.index {|order| order.id.to_i == order_id}

      return all[index] if index
    end

    def create(options = {})
    end

    def update(options={})
    end
  end

  class UserTransaction < Bitstamp::Model
    attr_accessor :datetime, :id, :type, :usd, :btc, :fee, :order_id, :btc_usd, :nonce, :eth_btc, :eur, :eth, :btc_eur, :eth_eur, :eth_usd
  end

  # adding in methods to pull the last public trades list
  class Transactions < Bitstamp::Model
    attr_accessor :date, :price, :tid, :amount

    def self.from_api(currency_pair)
      Bitstamp::Helper.parse_objects! Bitstamp::Net::get("/v2/transactions/#{currency_pair}").to_str, self
    end
  end
end
```
assistant