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 actionW7FJ2R515SWJKE8Cjx3nJKGyw7UL/vqP0nLNfTFlLATG7HW3NxTDzZgY9RuXjqFngPR8d8db64raCLtgKPwpgJ1JEH0=