https://serverless-stack.slack.com/archives/C01JG3B20RY/p1639782415403600 i had this same problem

@Theo Ballew there’s a one time setup required to enable API Gateway logging in your AWS account. Here are the instructions from AWS https://aws.amazon.com/premiumsupport/knowledge-center/api-gateway-cloudwatch-logs/

Thanks Frank! Thanks Gabriel!