class ZuoraConnect::AppInstanceBase

def kms_decrypt(value)
  kms_client = Aws::KMS::Client.new({region: Rails.application.secrets.aws['AWS_REGION'], credentials: self.aws_auth_client}.delete_if { |k, v| v.blank? })
  resp = kms_client.decrypt({ciphertext_blob: [value].pack("H*") })
  return resp.plaintext
end