Update an existing contact by ID. You can optionally update the contact’s company link using one of: companyId, companyName, or companyExternalId (only one can be provided).
Link contact to company by company name. If company doesn’t exist, it will be created. Provide only one of: companyId, companyName, or companyExternalId.
Link contact to company by your organization’s external ID. Useful for linking contacts without using Productlane IDs. Provide only one of: companyId, companyName, or companyExternalId.