Get credit balance and API usage

curl --request GET \
  --url https://api.mint.gg/v1/usage \
  --header 'Authorization: Bearer <token>'

{
  "object": "<unknown>",
  "credits": {
    "totalAvailable": 123,
    "monthlyRemaining": 123,
    "monthlyAllowance": 123,
    "monthlyUsed": 123,
    "topUpBalance": 123
  },
  "subscription": {
    "tier": "<string>",
    "status": "<string>",
    "currentPeriodEnd": "2023-11-07T05:31:56Z"
  },
  "apiUsage": {
    "requestCount": 123,
    "succeededCount": 123,
    "failedCount": 123,
    "previewReadyCount": 123,
    "creditsUsed": 123
  }
}