Fetching dynamic data for automations

I am trying to send a weekly notification with stock price updates. However, I am unsure how to properly use Courier’s fetch data step to get the stock API response and then include it in the email notification. In my email template, I have a placeholder {$stock.price} which will be populated with the API stock data. However, I am not sure how to actually tell the automation to send this data to the template.

Here is my fetch data step (the rest of the automation is simple and I didn’t change much).

Here is my email template