Cancellation DetailsThe cancellation details.cancellation_datestring<date_time>OptionalThe date and time of the cancellation, in [Internet date and time format](http://tools.ietf.org/html/rfc3339#section-5.6).Match^[0-9]{4}-(0[1-9]|1[0-2])-(0[1-9]|[1-2][0-9]|3[0-1])[T,t]([0-1][0-9]|2[0-3]):[0-5][0-9]:([0-5][0-9]|60)([.][0-9]+)?([Zz]|[+-][0-9]{2}:[0-9]{2})$Formatppaas_date_time_v3Length20 <= length <= 64cancellation_numberstringOptionalThe cancellation number.Match^.*$Length1 <= length <= 127cancelledbooleanOptionalIndicates whether the dispute was canceled.cancellation_modeenumOptionalIndicates the mode used for order cancellation.Match^[0-9A-Z_]+$Length1 <= length <= 255Allowed values"CANCELLED_PAYPAL_BILLING_AGREEMENT"Cancelled the billing agreement."WEBSITE"The item was cancelled on the merchant's website."PHONE"The item was cancelled through either phone or fax."EMAIL"The item was cancelled through either email or text message."WRITTEN"The item was cancelled via written communication."IN_PERSON"The item was cancelled in person.