curl --request POST \
  --url https://api.agg.market/auth/token/refresh \
  --header 'Content-Type: application/json' \
  --header 'x-app-id: <api-key>' \
  --data '
{
  "refreshToken": "<string>"
}
'

{
  "accessToken": "<string>",
  "refreshToken": "<string>",
  "user": {
    "id": "<string>"
  }
}