Why am I getting a "Missing } in template expression" SyntaxError when setting up a Notion to Google Calendar sync in pipedream?

So, I think start time variable was messed up as it seemed that there was part of a piece of code in another piece of code, (Which I’ve now fixed) but now it says the following:

Error
Bad Request
Details

at null.handleError (/var/task/common.js:38:40)
>