gets the preview image url . concode_field_sep String applinkUrl concode_elem_sep String promoText concode_elem_sep String previewImageUrl concode_elem_sep Destination destination concode_elem_sep String name concode_elem_sep String promoCode concode_elem_sep Creator<AppInviteContent> CREATOR concode_field_sep Builder.Destination getDestination concode_elem_sep Builder readFrom concode_elem_sep String getPromotionText concode_elem_sep AppInviteContent[] newArray concode_elem_sep AppInviteContent createFromParcel concode_elem_sep Builder setApplinkUrl concode_elem_sep boolean isAlphanumericWithSpaces concode_elem_sep String getPromotionCode concode_elem_sep int describeContents concode_elem_sep Builder setDestination concode_elem_sep boolean equalsName concode_elem_sep Builder setPromotionDetails concode_elem_sep AppInviteContent build concode_elem_sep Builder setPreviewImageUrl concode_elem_sep String toString concode_elem_sep String getApplinkUrl concode_elem_sep void writeToParcel
String function ( ) { return previewImageUrl ; }