chore: fix MsgInstantBinaryOptionsMarketLaunch

Author: achilleas-kal

examples/chain_client/35_MsgInstantBinaryOptionsMarketLaunch.py

@@ -46,6 +46,7 @@ async def main() -> None:
         oracle_provider="UFC",
         oracle_type="Provider",
         quote_denom="peggy0xdAC17F958D2ee523a2206206994597C13D831ec7",
+        quote_decimals=6,
         oracle_scale_factor=6,
         maker_fee_rate=0.0005, # 0.05%
         taker_fee_rate=0.0010, # 0.10%

pyinjective/composer.py

@@ -468,6 +468,7 @@ def MsgInstantBinaryOptionsMarketLaunch(
         expiration_timestamp: int,
         settlement_timestamp: int,
         quote_denom: str,
+        quote_decimals: int,
         min_price_tick_size: float,
         min_quantity_tick_size: float,
         **kwargs
@@ -479,7 +480,7 @@ def MsgInstantBinaryOptionsMarketLaunch(
         scaled_taker_fee_rate = Decimal((taker_fee_rate * pow(10, 18)))
         taker_fee_to_bytes = bytes(str(scaled_taker_fee_rate), "utf-8")
 
-        scaled_min_price_tick_size = Decimal((min_price_tick_size * pow(10, 18)))
+        scaled_min_price_tick_size = Decimal((min_price_tick_size * pow(10, quote_decimals + 18)))
         min_price_to_bytes = bytes(str(scaled_min_price_tick_size), "utf-8")
 
         scaled_min_quantity_tick_size = Decimal((min_quantity_tick_size * pow(10, 18)))