<?xml version="1.0" encoding="utf-8"?>
<network-security-config>
  <domain-config cleartextTrafficPermitted="true">
    <domain includeSubdomains="true">google.com</domain>
      <pin-set expiration="2020-01-01">
  <pin digest="SHA-256">MbZtXtN6X71CNe/UJzKFH0UGnPWGux5/zo5BRaJpkvI=</pin>

<pin digest="SHA-256">VALUE_I_WANT_TO_ADD</pin>
      </pin-set>
  </domain-config>
</network-security-config>