You don’t need to master the whole JS curriculum, the basic is enough for Airtable, I do JS development full-time and the scripting required for Airtable is quite minimal Array, for loops and conditions. All the best

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Did you send the X-Airtable-Client-Secret in the header ?

Hi did you also test this out on Postman first to be sure there isn’t any issue with the endpoint, also what response did you get ?