AggregateEvent

about aggregateevent is used to indicate a change in the current tag list for example, if a tag is removed from a device's read zone, an aggregateevent message is published with remove and the epc of the tag removed if a tag is added to a device's read zone, an aggregateevent message is published with add and the epc of the tag added example published aggregateevent (14 rfid tag epcs added, 9 rfid tag epcs removed) { "passrfid" "mypassnumberormyaccesstoken", "adds" \[ "ad4424044148c57a5c0000b0", "ad4424044149857d5b0000c4", "ad4424044148ed765b0000b4", "ad4424044148e3745c0000b3", "ad4424044149af7a5c0000c8", "ad44240441498f755b0000c5", "ad44240441497d725a0000c3", "ad4424044149b9775c0000c9", "ad442404414973765d0000c2", "ad442404414973775c0000c1", "ad4424044149a3795c0000c7", "ad4424044148d9795c0000b2", "ad4424044148cd775c0000b1", "ad4424044149c3765c0000ca" ], "removes" \[ "ad4424044149f1765b0000cf", "ad4424044149fb7b5c0000d0", "ad4424044149e97a5c0000ce", "ad442404414a0f7b5c0000d2", "ad4424044149d57a5c0000cc", "ad4424044149df795c0000cd", "ad442404414a057b5c0000d1", "ad4424044149cb775c0000cb", "ad442404414a19765c0000d3" ], "device" "mydevicename", "receivedtime" "2017 05 19t13 23 44z", "type" "aggregateevent", "eventid" "a85745f7 a348 4454 8a97 8eee2aeef853", "eventtime" "2017 05 19t13 23 36z" }