Account2

AccountControllerV25

AccountingTransaction1

AccountingTransactionControllerV21

Aging2

AgingControllerV22

Attachment2

AttachmentControllerV22

Bank6

BankControllerV213

Bill7

BillControllerV213

Budget1

Businesses12

BusinessValuation1

BusinessValuationControllerV21

Connection2

ConnectionControllerV22

ContactControllerV21

Credit2

CreditControllerV22

Customer3

CustomerControllerV27

Data3

DataControllerV26

Deposit2

DepositControllerV22

Dispute1

DisputeControllerV21

Estimate2

EstimateControllerV22

ExpenseControllerV22

File1

FinancialBenchmarking1

FinancialBenchmarkingControllerV21

FinancialForecast1

FinancialForecastControllerV21

FinancialFraudRisk1

FinancialFraudRiskControllerV21

FinancialRatio1

FinancialRatioControllerV21

FinancialStatement3

FinancialStatementControllerV26

Inventory3

InventoryControllerV23

Invoice6

InvoiceControllerV210

Journal3

JournalControllerV28

Order1

OrderControllerV21

PaymentMethodControllerV21

PayrollTransaction1

PortfolioMetrics1

PortfolioMetricsControllerV21

ProbabilityOfDefault1

ProbabilityOfDefaultControllerV21

Product1

ProductControllerV21

PurchaseOrder2

PurchaseOrderControllerV22

Refunds4

Reports10

Sandbox2

TaxBenchmarking1

TaxBenchmarkingControllerV21

TaxRate1

TaxRateControllerV23

TrackingCategory2

TrackingCategoryControllerV22

Transaction1

TransactionControllerV21

TrialBalance1

TrialBalanceControllerV21

Vendor3

VendorControllerV28

Visualizations16

Attachment

Attachments

POST /attachments

Changed on Sep 3, 2026

Posts an individual invoice or bill attachment to a business.

Request

Base URL
https://api.railz.ai
Auth
HTTP bearer

Request body

filestring binary required

Example request

{
  "connection": {
    "businessName": "Railz",
    "serviceName": "quickbooks"
  },
  "data": {
    "link": {
      "type": "bill",
      "id": "133"
    }
  }
}

Response

pushCommunicationIdstring required

requestedOnstring date-time required

status'success' | 'failed' | 'pending' required

businessNamestring required

Example response

{
  "pushCommunicationId": "60473b57f0cdd1683ca71f60",
  "requestedOn": "2021-03-09T08:15:22.035Z",
  "status": "pending",
  "businessName": "Railz",
  "serviceName": "quickbooks",
  "data": {
    "link": {
      "type": "bill",
      "id": "133"
    }
  }
}

Changes

Sep 3, 20261383b9a47ac9 Revision changes
- info
  api tag Attachment added
Aug 10, 20265cdfae3fa1fa Revision changes
- breaking
  the response's property format changed from uuid to no format for status
- warning
  added the new byod enum value to the response property for the response status
- warning
  added the new dynamics365Finance enum value to the response property for the response status
- warning
  added the new dynamicsBusinessCentral enum value to the response property for the response status
- warning
  added the new freshbooks enum value to the response property for the response status
- warning
  added the new myob enum value to the response property for the response status
- warning
  added the new oracleNetsuite enum value to the response property for the response status
- warning
  added the new quickbooks enum value to the response property for the response status
- warning
  added the new quickbooksDesktop enum value to the response property for the response status
- warning
  added the new sageBusinessCloud enum value to the response property for the response status
- warning
  added the new sageIntacct enum value to the response property for the response status
- warning
  added the new wave enum value to the response property for the response status
- warning
  added the new xero enum value to the response property for the response status
- warning
  added the new zohoBooks enum value to the response property for the response status
- info
  added the new account enum value to the request property // (media type: multipart/form-data)
- info
  added the new account enum value to the request property // (media type: application/json)
- info
  added the new bankTransaction enum value to the request property // (media type: multipart/form-data)
- info
  added the new bankTransaction enum value to the request property // (media type: application/json)
- info
  added the new bankTransfer enum value to the request property // (media type: multipart/form-data)
- info
  added the new bankTransfer enum value to the request property // (media type: application/json)
- info
  added the new billCreditNote enum value to the request property // (media type: multipart/form-data)
- info
  added the new billCreditNote enum value to the request property // (media type: application/json)
- info
  added the new billPayment enum value to the request property // (media type: multipart/form-data)
- info
  added the new billPayment enum value to the request property // (media type: application/json)
- info
  added the new customer enum value to the request property // (media type: multipart/form-data)
- info
  added the new customer enum value to the request property // (media type: application/json)
- info
  added the new deposit enum value to the request property // (media type: multipart/form-data)
- info
  added the new deposit enum value to the request property // (media type: application/json)
- info
  added the new dynamicsBusinessCentral enum value to the request property / (media type: multipart/form-data)
- info
  added the new dynamicsBusinessCentral enum value to the request property / (media type: application/json)
- info
  added the new expense enum value to the request property // (media type: multipart/form-data)
- info
  added the new expense enum value to the request property // (media type: application/json)
- info
  added the new freshbooks enum value to the request property / (media type: multipart/form-data)
- info
  added the new freshbooks enum value to the request property / (media type: application/json)
- info
  added the new inventory enum value to the request property // (media type: multipart/form-data)
- info
  added the new inventory enum value to the request property // (media type: application/json)
- info
  added the new invoiceCreditNote enum value to the request property // (media type: multipart/form-data)
- info
  added the new invoiceCreditNote enum value to the request property // (media type: application/json)
- info
  added the new invoicePayment enum value to the request property // (media type: multipart/form-data)
- info
  added the new invoicePayment enum value to the request property // (media type: application/json)
- info
  added the new journalEntry enum value to the request property // (media type: multipart/form-data)
- info
  added the new journalEntry enum value to the request property // (media type: application/json)
- info
  added the new oracleNetsuite enum value to the request property / (media type: multipart/form-data)
- info
  added the new oracleNetsuite enum value to the request property / (media type: application/json)
- info
  added the new purchaseOrder enum value to the request property // (media type: multipart/form-data)
- info
  added the new purchaseOrder enum value to the request property // (media type: application/json)
- info
  added the new sageBusinessCloud enum value to the request property / (media type: multipart/form-data)
- info
  added the new sageBusinessCloud enum value to the request property / (media type: application/json)
- info
  added the new sageIntacct enum value to the request property / (media type: multipart/form-data)
- info
  added the new sageIntacct enum value to the request property / (media type: application/json)
- info
  added the new vendor enum value to the request property // (media type: multipart/form-data)
- info
  added the new vendor enum value to the request property // (media type: application/json)
- info
  added the new zohoBooks enum value to the request property / (media type: multipart/form-data)
- info
  added the new zohoBooks enum value to the request property / (media type: application/json)
- info
  the / request property format was generalized from uuid to no format (media type: multipart/form-data)
- info
  the / request property format was generalized from uuid to no format (media type: application/json)
- info
  added to the response property allOf list for the response status
- info
  removed from the response property allOf list for the response status

Operation history