Fix: r.json() returns string, check isinstance, v1.0.21

site/api/http_client.py

@@ -23,10 +23,11 @@ class HttpClient:
             raise Exception(f"{r.status_code} {r.reason}: {r.text[:200]}")
         result = {}
         try:
-            result = r.json()
+            parsed = r.json()
+            if isinstance(parsed, dict):
+                result = parsed
         except Exception:
             pass
-        # instanceUid приходит в Location (для create)
         loc = r.headers.get("Location", "")
         if loc:
             result["_location"] = loc