We have setup TLS-1.2 security for API on edge server on APIgee cloud. it allows TLS1 and TLS1.1 to connect. How to block connections from TLS lower version

[shrivallabhkhan]

{
    "ciphers": [],
    "clientAuthEnabled": "false",
    "enabled": "true",
    "ignoreValidationErrors": false,
    "keyAlias": "My Alias",
    "keyStore": "ref://MyKeyStoreRef",
    "protocols": ["TLSv1.2"]
}