Approximate lp snapshot

ApproximateLPSnapshot

Name Lite	Type	Required Default	Description
main_account_id ma	string	True	The main account id
underlying_multiplier um	string	True	Underlying multiplier
market_share_multiplier ms	string	True	Market share multiplier
bid_fast_market_multiplier bf	integer	True	Fast market multiplier
ask_fast_market_multiplier af	integer	True	Fast market multiplier
liquidity_score ls	string	True	Liquidity score
calculate_at ca	string	True	The time when the snapshot was calculated