import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
//RapidAPI header https://email-verifier-api.p.rapidapi.com/v2/
HttpRequest request = HttpRequest.newBuilder()
.uri(URI.create("https://email-verifier-api.p.rapidapi.com/v2/"))
.header("x-rapidapi-key", "92c856bffamsh4d4b153731a7d0ap179808jsn6ae68da3ab4c")
.header("x-rapidapi-host", "email-verifier-api.p.rapidapi.com")
.method("GET", HttpRequest.BodyPublishers.noBody())
.build();
//RapidAPI request and response
HttpResponse<String> response = HttpClient.newHttpClient().send(request, HttpResponse.BodyHandlers.ofString());
//RapidAPI Body
System.out.println(response.body());