# Function description

Count the number of people online within a certain time range

# Request

POST /user/onlineCount HTTPS
Host: <host>
Content-Type: application/json 
Authorization: <AuthString>

# Request Headers

Name Description Type Mandatory
Authorization User token information string true

# Request Body

The request body is a json string, for example:

{
  "start": "2021-06-22 14:20:03",
  "end": "2021-06-22 14:20:03"
}
Name Type Description Mandatory
start string query start time false
end string query end time false

# Response

# Response Header

No special response header

# Response Body

{
  "code": 0,
  "message": "success",
  "data": 5
}