Changed set for list to be json serializable

handler.py

@@ -190,10 +190,10 @@ class EndpointHandler:
             self.logger.info("Extracting text from frames.")
             text_extraction_start_time = timeit.default_timer()
             frame_texts = [self.reader.readtext(frame, detail=0) for frame in frames]
-            texts_set = set()
+            all_texts_list = []
             for text_list in frame_texts:
-                [texts_set.add(text) for text in text_list]
-            video_metadata["extracted_text"] = texts_set
+                [all_texts_list.append(text) for text in text_list]
+            video_metadata["extracted_text"] = all_texts_list
             text_extraction_end_time = timeit.default_timer()
             self.logger.info(
                 f"Text extraction took {text_extraction_end_time - text_extraction_start_time} seconds"