Authorization: ********************{
    "action": "string",
    "clientid": "string",
    "connected_at": 0,
    "ipaddress": "string",
    "keepalive": 0,
    "proto_ver": 0,
    "reason": "string",
    "username": "string"
}curl --location --request POST '/dev-api/iot/tool/mqtt/webhook' \
--header 'Authorization: <api-key>' \
--header 'Content-Type: application/json' \
--data-raw '{
    "action": "string",
    "clientid": "string",
    "connected_at": 0,
    "ipaddress": "string",
    "keepalive": 0,
    "proto_ver": 0,
    "reason": "string",
    "username": "string"
}'