anchor.diff:  < X-Rate-Limit-Limit: number of requests allowed in period
   < X-Rate-Limit-Remaining: number of requests allowed in period
   < X-Rate-Limit-Reset: number of seconds left in period
  -{ "snapshots": [
  -{ "isoCode": "USD", "numericCode":978, "englishName": "Euro" }
  -] }
  +{
  +	"snapshots": [
  +		{
  +			"isoCode": "USD",
  +			"numericCode":978,
  +			"englishName": "Euro"
  +		}
  +	]
  +}
   
   
   Get detailed information about a currency.
  
positive.code: < X-Rate-Limit-Limit: number of requests allowed in period
  < X-Rate-Limit-Remaining: number of requests allowed in period
  < X-Rate-Limit-Reset: number of seconds left in period
  {"money":{"amount":123,"isoCode":"EUR","representation":"123,00 €", "amountRepresentation":"123,00"}}
  
  Allows formatting a monetary amount according to its currency.
  POST /currencies/{isoCode}/format
  
negative.code: < X-Rate-Limit-Limit: number of requests allowed in period
  < X-Rate-Limit-Remaining: number of requests allowed in period
  < X-Rate-Limit-Reset: number of seconds left in period
  {
  	"money": {
  		"amount":123.6,
  		"isoCode":"EUR",
  		"representation":"123,60 €",
  		"amountRepresentation":"123,60"
  	}
  }