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config:auth_scheme=request_signing_lever
config:signature_token=<copy from Lever>
config:leverUrllever_url=https://api.sandbox.lever.co/v1/
config:leverApiKeylever_api_key=<copy from Lever>

Then follow instructions here to configure webhook in Lever:https://help.lever.co/hc/en-us/articles/4402565460237-Configuring-webhooks

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