update gc car payload

partnerapi/globalcare/model_request.go

@@ -1,7 +1,6 @@
 package globalcare
 
 import (
-	"encoding/json"
 	"time"
 )
 
@@ -41,20 +40,7 @@ type VehicleInfo struct {
 // CarOccupantAccidentInsuranceObj ...
 type CarOccupantAccidentInsuranceObj struct {
 	NumberOfSeats int `json:"numberOfSeats"`
-}
-
-func (c *CarOccupantAccidentInsuranceObj) MarshalJSON() ([]byte, error) {
-	buy := 1
-	if c.NumberOfSeats <= 0 {
-		buy = 2
-	}
-	return json.Marshal(&struct {
 	Buy           int `json:"buy"`
-		NumberOfSeats int `json:"numberOfSeats"`
-	}{
-		Buy:           buy,
-		NumberOfSeats: c.NumberOfSeats,
-	})
 }
 
 // InsuredInfo ...