Retrieve item's price history on Steam market

Question

Regarding items from Steam market I was wondering if there is a way to retrieve the price history of an item over a period of time.

I know that Steam provides a special

Answer 1

If calling from code

url ="http://steamcommunity.com/market/pricehistory/"

and the query string payload is:

{
    "country" = "US",      # two letter ISO country code
    "currency"= 1,       # 1 is USD, 3 is EUR, not sure what others are  
    "appid"   = 753,     # this is the application id.  753 is for steam cards  
    "market_hash_name"  ="322330-Shadows and Hexes" # this is the name of the item in the steam market.  
}

country code is the ISO Country Code.

you can find the app id for a game from the URL of its store page. Example: The game "CS:GO" app id is 730. Store page

You can find the market hash name from the URL of its market page. Example: This CS:GO item hash name is "Glove Case Key".

Price history for the Glove Case Key is here.