Airbyte is an open-source data integration engine that helps you consolidate your data in your data warehouses, lakes and databases.

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Hi Ailton, please read through the code of conduct before posting further - we keep questions to threads:

Rule 8: Use threads for discussion.
<https://docs.airbyte.com/project-overview/slack-code-of-conduct/#rule-8-use-threads-for-discussion|The simplest way to keep conversations on track in Slack is to use threads. The Airbyte Slack community relies heavily on threads, and if you break from this convention, rest assured one of our community members will respectfully inform you quickly!>

<https://docs.airbyte.com/project-overview/slack-code-of-conduct/>

It looks like you are using incorrect credentials, here's the document that details what you need:
<https://docs.airbyte.com/integrations/sources/bigquery#requirements>