curl --location '/Msg/SendFile' \
--header 'X-Access-Token: access_token_from_admin' \
--header 'Content-Type: application/json' \
--data '{
"ToWxid": "string",
"FileName": "string",
"Base64": "string"
}'{
"Code": 0,
"Data": {
"new_msg_id": "7184862611068504087",
"local_id": 1327854362,
"to_wxid": "wxid_recipient",
"file_name": "example.pdf"
},
"Message": "成功",
"Success": true,
"request_id": "request-00000001"
}