token: ********************{
"slice_base64": "string",
"bg_base64": "string"
}curl --location --request POST 'http://api.nonebot.top/api/v1/captcha/2000?token=<api-key>' \
--header 'Content-Type: application/json' \
--data-raw '{
"slice_base64": "string",
"bg_base64": "string"
}'null