src/main/java/com/passkit/grpc/SingleUseCoupons/Offer.java
public Builder clearExpireAfterXDays() {
        
        expireAfterXDays_ = 0;
        onChanged();
        return this;
      }
/**
       * <pre>
       * Number of days the coupon card is expired after the issue date.
       * The expiry time is 23:59:59 of expiry day. Please set couponExpiryType as EXPIRE_AFTER_X_DAYS.
       * Field can be omitted if using any of the other coupon expiry types.
       * </pre>
       *
       * <code>uint32 expireAfterXDays = 3;</code>
       * @return This builder for chaining.
       */

Number of days the coupon card is expired after the issue date.
The expiry time is 23:59:59 of expiry day.

uint32 expireAfterXDays = 3;
@return This builder for chaining.
Number of days the coupon card is expired after the issue date . The expiry time is 23 : 59 : 59 of expiry day . uint32 expireAfterXDays = 3 ; @return This builder for chaining .
public Builder clearExpireAfterXDays() {
        expireAfterXDays_ = 0;
        onChanged();
        return this;
      }
public Builder clearExpireAfterXDays ( ) { expireAfterXDays_ = 0 ; onChanged ( ) ; return this ; }
<pre>
 Number of days the coupon card is expired after the issue date.
<pre > Number of days the coupon card is expired after the issue date .