AccessDeniedUser: arn:aws:sts::196019834636:assumed-role/APIGatewayS3Integration/BackplaneAssumeRoleSession is not authorized to perform: s3:ListBucket on resource: "arn:aws:s3:::s.stcousair.com" because no identity-based policy allows the s3:ListBucket action6BBNDRC3Y0W9Z60H+nIldN8ceE7VPKaQgyhoy5FJbOnHB4cIhuUjGAucHO0xB6rcwNAxlGqWgLhayEABQec1VfLMDEo=