diff --git a/app/api/routes/_blockchain.py b/app/api/routes/_blockchain.py
index d5d4b63..3429a44 100644
--- a/app/api/routes/_blockchain.py
+++ b/app/api/routes/_blockchain.py
@@ -95,7 +95,7 @@ async def s_api_v1_blockchain_send_new_content_message(request):
         return response.json({
             'address': platform.address.to_string(1, 1, 1),
             'amount': str(int(0.15 * 10 ** 9)),
-            'payload': (
+            'payload': b64encode(
                 begin_cell()
                     .store_uint(0x5491d08c, 32)
                     .store_uint(int.from_bytes(encrypted_content_cid.content_hash, "big", signed=False), 256)
@@ -129,7 +129,7 @@ async def s_api_v1_blockchain_send_new_content_message(request):
                             .end_cell()
                     )
                     .end_cell().to_boc(False)
-            ).hex()
+            ).decode()
         })
     except BaseException as e:
         make_log("Blockchain", f"Error while sending new content message: {e}" + '\n' + traceback.format_exc(), level='error')
@@ -155,7 +155,7 @@ async def s_api_v1_blockchain_send_purchase_content_message(request):
     return response.json({
         'address': request.json['content_address'],
         'amount': str(int(licenses_cost['resale']['price'])),
-        'payload': (
+        'payload': b64encode((
             begin_cell()
                 .store_uint(0x2a319593, 32)
                 .store_uint(0, 64)
@@ -166,5 +166,5 @@ async def s_api_v1_blockchain_send_purchase_content_message(request):
                 # }[request.json['license_type']], 8)
                 .store_uint(0, 256)
                 .end_cell()
-        ).to_boc(False).hex()
+        ).to_boc(False)).decode()
     })