...
Follow instructions in our Webhook documentation to create a new Webhook for Hubspotunderstand 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>
...
Any field supported by Hubspot can be mapped in this way. You can call this API https://api.hubapi.com/properties/v1/deals/properties (needs authentication via Hubspot access token) to list all properties supported by Deal object in Hubspot.
...