funding_fee_amount_per_size_key Documentation for eth_defi.gmx.keys.funding_fee_amount_per_size_key function. funding_fee_amount_per_size_key(market, collateral_token, is_long) Get funding fee amount per size key. Parameters market (str) – Market address collateral_token (str) – Collateral token address is_long (bool) – Is long position Returns Keccak-256 hashed key Return type bytes