Convert other tests to RequestHelper
Convert other tests to RequestHelper

masonforest/horizon,lackac/horizon,masonforest/go-horizon,lackac/horizon,nullstyle/go-horizon,FredericHeem/go-horizon,FredericHeem/go-horizon,stellar/horizon,masonforest/horizon,irisli/horizon,nullstyle/go-horizon,masonforest/go-horizon,masonforest/go-horizon,irisli/horizon,irisli/horizon,stellar/horizon,FredericHeem/go-horizon,stellar/horizon,masonforest/horizon,lackac/horizon,nullstyle/go-horizon