Issues with authenticating Hubspot integration.

This incident affected: AdRoll (AdRoll Dashboard, AdRoll Ad Campaign, AdRoll Email Campaign, AdRoll SQL, AdRoll Subscription Signup, Adroll Pro) and RollWorks (RollWorks Impact Overview Dashboard, RollWorks Campaigns, RollWorks Contact List and Contact Discovery, RolllWorks Journey Stages, RollWorks Playbooks, RollWorks Target Accounts, RollWorks Sales Insights, RollWorks Sales Automation & Contact Data, RollWorks API, RollWorks Workflows, RollWorks Integration).