curl --request GET \
  --url https://api.joinslash.com/transaction/{transactionId} \
  --header 'X-API-Key: <api-key>'

{
  "id": "<string>",
  "date": "<string>",
  "description": "<string>",
  "memo": "<string>",
  "merchantDescription": "<string>",
  "merchantData": {
    "description": "<string>",
    "categoryCode": "<string>",
    "location": {
      "city": "<string>",
      "state": "<string>",
      "country": "<string>",
      "zip": "<string>"
    }
  },
  "amountCents": 123,
  "status": "pending",
  "detailedStatus": "pending",
  "accountId": "<string>",
  "accountSubtype": "cash",
  "cardId": "<string>",
  "originalCurrency": {
    "code": "<string>",
    "amountCents": 123,
    "conversionRate": 123
  },
  "orderId": "<string>",
  "referenceNumber": "<string>",
  "authorizedAt": "<string>",
  "declineReason": "<string>",
  "approvalReason": "<string>",
  "providerAuthorizationId": "<string>",
  "wireInfo": {
    "counterpartyBank": "<string>",
    "typeCode": "<string>",
    "subtypeCode": "<string>",
    "omad": "<string>",
    "imad": "<string>",
    "senderReference": "<string>",
    "businessFunctionCode": "<string>"
  },
  "achInfo": {
    "counterpartyBank": "<string>",
    "receiverId": "<string>",
    "companyId": "<string>",
    "companyDiscretionaryData": "<string>",
    "companyEntryDescription": "<string>",
    "traceNumber": "<string>",
    "entryClassCode": "<string>",
    "paymentRelatedInfo": "<string>"
  }
}