API error: Action is invalid

This article covers

API returns error message: {"errors":[{"message":"Action is invalid."}]}

Solution

You might see the below error message when making an API call.

{"errors":[{"message":"Action is invalid."}]}

This is because Chargebee API accepts requests only from urlencoded request body, i.e, x-www-form-urlencoded

In the screenshot below, the form-data is used but x-www-form-urlencoded should be used.