diff --git a/amqp/adapter/cleverthis_service_adapter.py b/amqp/adapter/cleverthis_service_adapter.py
index 45caf3b..4c7c040 100644
--- a/amqp/adapter/cleverthis_service_adapter.py
+++ b/amqp/adapter/cleverthis_service_adapter.py
@@ -8,6 +8,7 @@ import json
 import logging
 import sys
 import traceback
+import pathlib
 from asyncio import Future
 from typing import Dict, List, Tuple, Callable, Coroutine, Any
 from urllib.parse import parse_qs, urlparse
@@ -118,13 +119,12 @@ async def convert_file_response(obj: FileResponse, channel: AbstractRobustChanne
     """
     Converts a FileResponse object to a JSON string containing the filename and stream.
     """
-    _future: Future[str] = asyncio.Future(loop=channel.channel.loop)
-    asyncio.run_coroutine_threadsafe(
-        publish_file_to_rabbitmq(channel, obj.path, _future), loop=channel.channel.loop)
+    (_stream_name, _file_size) = await publish_file_to_rabbitmq(channel, obj.path)
     return json.dumps({'files': [
         {'filename': obj.filename,
          'mediaType': 'application/octet-stream',
-         'streamName': _future.result()
+         'streamName': _stream_name,
+         'fileSize': _file_size
          }]
     })
 
diff --git a/amqp/adapter/file_uploader.py b/amqp/adapter/file_uploader.py
index d8ce6d8..3bd729a 100644
--- a/amqp/adapter/file_uploader.py
+++ b/amqp/adapter/file_uploader.py
@@ -6,18 +6,19 @@ import os
 from pathlib import Path
 from aio_pika.abc import AbstractRobustChannel
 from aio_pika import Message, DeliveryMode
+
+from amqp.adapter.file_downloader import IN_PROGRESS, END_OF_FILE
 from amqp.router.router_base import AMQ_REPLY_TO_EXCHANGE
 
 
 async def publish_file_to_rabbitmq(
     channel: AbstractRobustChannel,
     file_path: Path,
-    future: asyncio.Future[str] = None,
     max_chunk_size: int = 2**20,  # 1MB default chunk size
     exchange_name: str = AMQ_REPLY_TO_EXCHANGE,
     content_type: str = 'application/octet-stream',  # Default content type
     delivery_mode: DeliveryMode = DeliveryMode.PERSISTENT,
-) -> str:
+) -> tuple[str, int]:
     """
     Reads a file from the file system and publishes its content to a RabbitMQ exchange
     in chunks.  It declares a queue with a random name, binds it to the specified
@@ -63,7 +64,7 @@ async def publish_file_to_rabbitmq(
                     'offset': _offset,
                     'total_size': _file_size,
                     'chunk_size': len(_chunk),
-                    'last_chunk': max_chunk_size + _offset >= _file_size
+                    'eof': END_OF_FILE if max_chunk_size + _offset >= _file_size else IN_PROGRESS
                 }
             )
             await _exchange.publish(message, routing_key=_queue_name)
@@ -71,6 +72,4 @@ async def publish_file_to_rabbitmq(
             logging.debug(f"Published chunk {_offset}/{_file_size} to {exchange_name}:{_queue_name}")
 
     print(f"File {file_path} published to RabbitMQ exchange {exchange_name}, queue {_queue_name}")
-    if future:
-        future.set_result(_queue_name)
-    return _queue_name
+    return _queue_name, _file_size