Template:Infobox exchange

 Example usage:

{"params":{"title1":{"suggested":true},"image1":{"suggested":true},"caption-image1":{"suggested":true},"type":{"suggested":true},"location":{"suggested":true},"coordinates":{"suggested":true},"founded":{"suggested":true},"closed":{"suggested":true},"owner":{"suggested":true},"key_people":{"suggested":true},"currency":{"suggested":true},"commodity":{"suggested":true},"listings":{"suggested":true},"market_cap":{"suggested":true},"indices":{"suggested":true},"website":{"suggested":true}},"sets":[],"maps":{}}