Update test01VerifyEd25519Signing() with a real message

java/android/OlmLibSdk/olm-sdk/src/androidTest/java/org/matrix/olm/OlmUtilityTest.java

@@ -56,7 +56,7 @@ public class OlmUtilityTest {
     public void test01VerifyEd25519Signing() {
         String fingerPrintKey = null;
         StringBuffer errorMsg = new StringBuffer();
-        String message = "{\"key1\":\"value1\",\"key2\":\"value2\"};";
+        String message = "{\"algorithms\":[\"m.megolm.v1.aes-sha2\",\"m.olm.v1.curve25519-aes-sha2\"],\"device_id\":\"YMBYCWTWCG\",\"keys\":{\"curve25519:YMBYCWTWCG\":\"KZFa5YUXV2EOdhK8dcGMMHWB67stdgAP4+xwiS69mCU\",\"ed25519:YMBYCWTWCG\":\"0cEgQJJqjgtXUGp4ZXQQmh36RAxwxr8HJw2E9v1gvA0\"},\"user_id\":\"@mxBob14774891254276b253f42-f267-43ec-bad9-767142bfea30:localhost:8480\"}";
         OlmAccount account = null;
 
         // create account