curl --request GET \
  --url https://api.spacebring.com/transactions/v1/balances/{id}/credits \
  --header 'Authorization: Basic <encoded-value>'

{
  "balances": [
    {
      "application": {
        "allocation": 123,
        "amount": 123,
        "crossLocationUsage": 123,
        "expirationDate": "2023-11-07T05:31:56Z",
        "subscriptionRef": "<string>"
      }
    }
  ]
}