I’ve lost some time for a silly reason:
When you create a stage, the link displayed does not contain the resource part of the URL:
API URL:
https://1111.execute-api.us-east-1.amazonaws.com/dev
API + RESOURCE URL
https://1111.execute-api.us-east-1.amazonaws.com/dev/get-list
The /get-list was missing
And of course, you need to check that the method configuration looks like this: