public EntityIdentifier getPrincipal() {
        return this.principal;
    }
<p>
The identifier of the principal in the ID or access token.
</p>

@return The identifier of the principal in the ID or access token.
aws-java-sdk-verifiedpermissions/src/main/java/com/amazonaws/services/verifiedpermissions/model/BatchIsAuthorizedWithTokenResult.java