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Follow instructions in our Webhook documentation to understand how OnLink supports webhooks. Here are the config elements you will need to setconfigure Hubspot webhook:
config:auth_scheme=request_signing_hubspot
config:signature_token=<copy client secret from Hubspot>
config:hubspot_url=https://api.hubapi.com/crm/v3/
config:hubspot_api_key=<copy access token from Hubspot>
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