httprequest - Paypal Sandbox Vault: C# The operation has timed out (HTTP request timeout was set to 30000ms) -

how change timeout period paypal vault transaction? works , other times keep getting timeout error though i'm changing credit card numbers.

i'm using vs 2013 , c#. i've seen reference paypal.config don't know placed or put in it.

i'm building config in code had add:

config = new dictionary<string, string>(); config.add("connectiontimeout", "120000");