Net Activity DetailsThe net activity details for all currencies.currenciesarray<currencies>OptionalAn array of currency.Items1 <= length <= 2147483647columnsarray<definitions-columns>OptionalAn array of activity details column.Items1 <= length <= 2147483647activitiesobject<activity>[]OptionalAn array of containing net-activity, fee and record-type values.Items1 <= length <= 2147483647activity properties3 propertiesnet_activity_sumstringOptionalThe gross payment amount at currency level.Match^((-?[0-9]+)|(-?([0-9]+)?[.][0-9]+))$Length1 <= length <= 32fee_sumstringOptionalThe gross fee amount at currency level.Match^((-?[0-9]+)|(-?([0-9]+)?[.][0-9]+))$Length1 <= length <= 32activity_detailsarray<array<string>>OptionalAn array containing array of strings depicting accounting details (activity, count, and amount) for each record types.Items1 <= length <= 2147483647