AccessDeniedUser: arn:aws:sts::196019834636:assumed-role/APIGatewayS3Integration/BackplaneAssumeRoleSession is not authorized to perform: s3:ListBucket on resource: "arn:aws:s3:::k.stcousair.com" because no identity-based policy allows the s3:ListBucket action4CT72MDQYPFKPDSNai+QQ/g7Q7HQI/il7+RYTD8kj4Ytra0yko5jDBSmnAu9D9D+hxE1/+PVJqPrTdgEcTj3MwlaFHU=