Create payment

documented

Insert a payment transaction.

POST /PaymentPaymentsno implementation yet0 runs

Input

file_id*

Saasu FileId

123

notes

Notes

payment notes

invoiceTransactionId1*

InvoiceTransactionId 1

1234

amountPaid1*

AmountPaid 1

120.00

invoiceTransactionId2

InvoiceTransactionId 2

5678

amountPaid2

AmountPaid 2

150.00

transactionDate*

TransactionDate

2026-02-19T12:00:00Z

transactionType*

TransactionType

SP or PP

paymentAccountId*

PaymentAccountId

1858

totalAmount

TotalAmount

270.00

summary

Summary

Payment summary

reference

Reference

REF-001

clearedDate

ClearedDate

2026-02-18

currency

Currency

USD

autoPopulateFxRate

AutoPopulateFxRate

true|false

fxRate

FxRate

1.2345

Calls Saasu as you (your API key is your account); keychains.dev holds the credentials.