curl --request POST \
  --url https://api.pathstack.io/token \
  --header 'Content-Type: application/json' \
  --data '{
  "username": "<string>",
  "password": "<string>"
}'

{
  "data": {
    "token_type": "<string>",
    "expires_in": 123,
    "access_token": "<string>",
    "refresh_token": "<string>",
    "sub": "<string>",
    "refresh_token_expires_in": 123
  }
}