API Reference

Sale

post
https://testpayarcconnectapi.payarc.net/v3/transactions/sale

This API endpoint enables you to charge a credit card via a terminal by sending a sale command to a terminal. The final approval/decline result is delivered asynchronously to the callbackURL.

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Body Params
string
required

12-digit merchant identifier (MID).

string
required

10-digit terminal serial number.

string
required
length ≤ 16

Client-generated transaction identifier used for reconciliation.

string
enum
required

Tender type used on the transaction.

Allowed:
amount
object
required

Message amount providing total, subtotal, currency, tip, and tax.

boolean | null

Whether a tip is requested

integer
enum
required

Allowed values:
0 – No receipt
1 – Print merchant receipt
2 – Print customer receipt
3 – Print both merchant and customer receipts

Allowed:
string
required

HTTPS endpoint that receives the asynchronous callback payload.

metadata
object of objects

Optional key-value metadata used for correlation and diagnostics.

Headers
string
required

Bearer token used to authenticate API requests.

uuid
required

Unique key used to prevent duplicate transaction commands.

Responses

Callback

Updated 6 days ago

Language
Credentials
Bearer
JWT
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Response
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application/json

Updated 6 days ago