curl --location --request GET 'https://api2.hik-cloud.com/api/v1/device/isapi/intelligent/personQueueDetection/heatMapPicture' \
--header 'Authorization: Bearer ' \
--header 'Content-Type: application/json' \
--data-raw '{
"deviceSerial": "string",
"channelNo": 0
}'
{
"code": "200",
"message": "操作成功",
"data": {
"pictureUrl": "http://a.b.com/x/1.jpg"
}
}