Changes to Retrieve All Statistics

added the new optional header request parameter X-Wallet-Id

added the non-success response with the status 404

added the optional property payment_amounts_by_asset/items/asset_issuer to the response with the 200 status

added the optional property payment_amounts_by_asset/items/payment_amounts/canceled to the response with the 200 status

added the optional property payment_counters/canceled to the response with the 200 status