Merge pull request 'update model gettransaction' (#99) from export-data-affiliate-transaction into develop

Reviewed-on: #99

model/affiliate_request.go

@@ -1,5 +1,7 @@
 package model
 
+import "time"
+
 // GetTransactionsRequest ...
 type GetTransactionsRequest struct {
 	Page     int64     `json:"page"`
@@ -9,4 +11,6 @@ type GetTransactionsRequest struct {
 	Source   string    `json:"source"`
 	Campaign string    `json:"campaign"`
 	Seller   string    `json:"seller"`
+	FromAt   time.Time `json:"fromAt"`
+	ToAt     time.Time `json:"toAt"`
 }