@Override
    @JsonIgnore
    public SecurityToken getSecurityToken() {
        val securityTokenBin = EncodingUtils.decodeBase64(this.securityToken);
        return SerializationUtils.deserialize(securityTokenBin);
    }
This is {@link DefaultSecurityTokenTicket}.

@author Misagh Moayyed
@since 5.1.0
support/cas-server-support-ws-sts-api/src/main/java/org/apereo/cas/ticket/DefaultSecurityTokenTicket.java