curl --location --request POST 'https://kmai-test.xiaoduoai.com/api/v1/kmai_client/track/user_op' \
--header 'Token: xjc' \
--header 'Content-Type: application/json' \
--data-raw '{
"event": "string",
"desc": "string",
"extra_data": {
"总定义属性": "string"
},
"i18n": "string"
}'