gets the value of the couponpin property . concode_field_sep String issuerId concode_elem_sep String serialNumber concode_elem_sep String mediaDescription concode_elem_sep String partnerName concode_elem_sep String mediaType concode_elem_sep long serialVersionUID concode_elem_sep BigInteger sliceValue concode_elem_sep String sku concode_elem_sep BigInteger numberOfSlices concode_elem_sep String skuId concode_elem_sep String couponPin concode_field_sep void setPartnerName concode_elem_sep String getSerialNumber concode_elem_sep void setSkuId concode_elem_sep void setSerialNumber concode_elem_sep String getSkuId concode_elem_sep void setSliceValue concode_elem_sep void setMediaDescription concode_elem_sep String getMediaType concode_elem_sep void setMediaType concode_elem_sep void setCouponPin concode_elem_sep void setIssuerId concode_elem_sep String getSku concode_elem_sep BigInteger getNumberOfSlices concode_elem_sep String getPartnerName concode_elem_sep BigInteger getSliceValue concode_elem_sep String getIssuerId concode_elem_sep void setSku concode_elem_sep String getMediaDescription concode_elem_sep void setNumberOfSlices
String function ( ) { return couponPin ; }