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Log into your Thoughtspot account
Create a user account using the instructions provided in this link - https://docs.thoughtspot.com/software/latest/user-management
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User account must be a local account (i.e. not via SSO authentication)
Add the User to a group that has
Can administer ThoughtSpot privilege or
Can manage data, Can manage catalog
The group with Can administer ThoughtSpot will be given access to all objects by default. The group with Can manage data, Can manage catalog will need to be added to each object you want to load into K.
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