amp-subscription authorizationUrl not being called

[phaneendraandukuri]

Description

According to the documentation https://amp.dev/documentation/components/amp-subscriptions. A JSON object should be passed as a child to this script <script type="application/json" id="amp-subscriptions"></script> and then an API call must be made to the authorizationUrl provided as a child. But There is no api call being made now.

Reproduction Steps

1. See this script is coming in the DOM tree

<script type="application/json" id="amp-subscriptions">
          {`{
            "services": [
              {
                "authorizationUrl": "https://pub.com/amp-authorisation?rid=READER_ID&url=SOURCE_URL",
                "pingbackUrl": "https://pub.com/amp-pingback?rid=READER_ID&url=SOURCE_URL",
                "actions": {
                  "login": "https://pub.com/amp-login?rid=READER_ID&url=SOURCE_URL",
                  "subscribe": "https://pub.com/amp-subscribe?rid=READER_ID&url=SOURCE_URL"
                }
              }
            ],
            "score": {
              "supportsViewer": 10,
              "isReadyToPay": 9
            },
            "fallbackEntitlement": {
              "source": "fallback",
              "granted": true,
              "grantReason": "SUBSCRIBER",
              "data": {
                "isLoggedIn": false
              }
            }
          }`}
        </script>

2. Go to network tab and see if the api call is being made to the authorizationUrl provided inside the services.

Relevant Logs

No response

Browser(s) Affected

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OS(s) Affected

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Device(s) Affected

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AMP Version Affected

No response