AccessDeniedUser: arn:aws:sts::701984500217:assumed-role/s3readonly-api-gateway/BackplaneAssumeRoleSession is not authorized to perform: s3:ListBucket on resource: "arn:aws:s3:::ats-webhost-sarithm" because no identity-based policy allows the s3:ListBucket actionZVZXGYXP3FW1V3X3vwD3R9FFPn7fr7aPA5n7rwT7VGKo8UQgUHx2/yDULS44diJTS1ClSwmT9Y96cD+rbs7cHEXgfoj07ZLdUFmAByFtjFxWRQqv