curl --request GET \
  --url https://v2-nova-api.prod.czmx.in/org/{org_id}/billing/ledger

{
  "data": [
    {
      "amount": {
        "exp": 123,
        "infinityModifier": 1,
        "int": {},
        "naN": true,
        "valid": true
      },
      "balance_after": {
        "exp": 123,
        "infinityModifier": 1,
        "int": {},
        "naN": true,
        "valid": true
      },
      "call_id": "<string>",
      "created_at": "<string>",
      "description": "<string>",
      "event_type": "<string>",
      "external_provider": "<string>",
      "id": "<string>",
      "is_reversal": true,
      "reversal_of_id": "<string>",
      "sync_status": "<string>"
    }
  ],
  "meta": {
    "page": 123,
    "size": 123,
    "total": 123,
    "total_pages": 123
  }
}