To open up your customer directly in Stripe, you'll first want to make sure you have a linking ID stored in Zendesk. You can use an external_id for this. As an example a Stripe Customer ID looks something like cus_12345678.
Example to open Stripe from Zendesk
Scenario
IfExternal_id in Zendesk, Open organization in StripeIfOrganization name in Zendesk, Search for organization in StripeElsesearch for requester's email address in Stripe
This is what the URL could look like
https://dashboard.stripe.com{{#if ticket.organization.external_id}}/customers/{{ticket.organization.external_id}}{{else}}/search?query={{#if ticket.organization}}{{ticket.organization.name}}{{else}}{{ticket.requester.email}}{{/if}}{{/if}}
IF statements also work in the name of a Shortcut
{{#if ticket.organization.external_id}}Open {{ticket.organization.external_id}}{{else}}Search for {{#if ticket.organization}}{{ticket.organization.name}}{{else}}{{ticket.requester.email}}{{/if}}{{/if}}