diff --git a/piker/brokers/binance/api.py b/piker/brokers/binance/api.py
index 0055668d..616be6b3 100644
--- a/piker/brokers/binance/api.py
+++ b/piker/brokers/binance/api.py
@@ -433,7 +433,11 @@ class Client:
                 item['filters'] = filters
 
             pair_type: Type = PAIRTYPES[venue]
-            pair: Pair = pair_type(**item)
+            try:
+                pair: Pair = pair_type(**item)
+            except Exception as e:
+                e.add_note(f'\nDon\'t panic, check out this https://binance-docs.github.io/apidocs/spot/en/#exchange-information')
+                raise
             pair_table[pair.symbol.upper()] = pair
 
             # update an additional top-level-cross-venue-table
diff --git a/piker/brokers/binance/venues.py b/piker/brokers/binance/venues.py
index 2529e520..dce0ea95 100644
--- a/piker/brokers/binance/venues.py
+++ b/piker/brokers/binance/venues.py
@@ -137,10 +137,12 @@ class SpotPair(Pair, frozen=True):
     quoteOrderQtyMarketAllowed: bool
     isSpotTradingAllowed: bool
     isMarginTradingAllowed: bool
+    otoAllowed: bool
 
     defaultSelfTradePreventionMode: str
     allowedSelfTradePreventionModes: list[str]
     permissions: list[str]
+    permissionSets: list[list[str]]
 
     # NOTE: see `.data._symcache.SymbologyCache.load()` for why
     ns_path: str = 'piker.brokers.binance:SpotPair'