SSLContext sslContext = SSLContext.getInstance("TLS");
          sslContext.init(null, new TrustManager[] { trustManager }, null);
          sslSocketFactory = sslContext.getSocketFactory();
        } catch (GeneralSecurityException e) {
          throw new RuntimeException(e);
        }

        client = new OkHttpClient.Builder()
            .sslSocketFactory(sslSocketFactory, trustManager)

     *
     * SSLContext sslContext = SSLContext.getInstance("TLS");
     * sslContext.init(null, new TrustManager[] { trustManager }, null);
     * SSLSocketFactory sslSocketFactory = sslContext.getSocketFactory();
     *
     * OkHttpClient client = new OkHttpClient.Builder()
     *     .sslSocketFactory(sslSocketFactory, trustManager)
     *     .build();
     * ```
     *