curl --request POST \
  --url https://api.sandbox.finsei.com/v2/auth/token/refresh \
  --header 'Content-Type: application/x-www-form-urlencoded' \
  --data 'token=<string>'

{
  "status": "SUCCESS",
  "data": {
    "accessToken": "<string>",
    "refreshToken": "<string>",
    "wsToken": "<string>"
  }
}