Thank you for your email.
Regarding your query. You have reached the limit for deposits with an unverified card. Now you need to validate it to increase its limits. You need to look into your own transaction history with your online banking. Search for the transaction which you made on 02/11/2016 for the amount of 250 USD in that transactions description you can find the code you are looking for. In the description you will find the name of NETELLER and 4 digits after the name. If you have any other questions don't hesitate to contact us.