handle : as part of data after the initial :

Author: ryber

unirest/src/main/java/kong/unirest/core/java/SseResponseHandler.java

@@ -71,7 +71,7 @@ private ParsedLine parse(String line) {
         } else if (!line.contains(":")) {
             return new ParsedLine(line, "");
         } else {
-            var spl = line.split(":");
+            var spl = line.split(":", 2);
             return new ParsedLine(spl[0].trim(), spl[1]);
         }
     }

unirest/src/test/java/kong/unirest/core/java/SseResponseHandlerTest.java

@@ -68,6 +68,13 @@ void sendSimpleEvent() {
                 .assertEvent("", "", "foo");
     }
 
+    @Test
+    void dataWithJson(){
+        handle("data: \"foo\": 1", "");
+        listener.assertEventCount(1)
+                .assertEvent("", "", "\"foo\": 1");
+    }
+
     @Test
     void multipleDataElementEvent() {
         handle("data: YHOO",