Sync Stripe charges to HubSpot contacts

This workflow pushes Stripe charges to HubSpot contacts. It uses the Stripe API to get all charges and the HubSpot API to update the contacts. The workflow will create a new HubSpot property to store the total amount charged. If the property already exists, it will update the property. Prerequisites Stripe credentials. HubSpot credentials. How it works On a schedule, check if the property exists in HubSpot. If it doesn't exist, create it. The default schedule is once a day at midnight. Once property is acertained, the first Stripe node gets all charges. Once the charges are returned, the second Stripe node gets extra customer information. Once the customer information is returned, Merge data

Help me set up the n8n workflow "Sync Stripe charges to HubSpot contacts" (https://n8n.io/workflows/1855). It uses: HTTP Request, HubSpot, Stripe, Code. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.