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POST
/
payments
/
{payment_id}
/
apply
Apply an existing unallocated payment to multiple invoices
curl --request POST \
  --url https://api.arcuserp.com/v1/payments/{payment_id}/apply \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "applications": [
    {
      "order_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "amount_applied": 123
    }
  ],
  "account_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}
'
{}

Documentation Index

Fetch the complete documentation index at: https://docs.arcuserp.com/llms.txt

Use this file to discover all available pages before exploring further.

Authorizations

​
Authorization
string
header
required

API key issued per entity via Settings > Developers > API Keys. Each key carries scopes (e.g. orders:read, products:write). Bearer token format: Authorization: Bearer ark_live_ent_Test keys use ark_test_ent_. Both are issued per entity
via Settings > Developers > API Keys.

Headers

​
Idempotency-Key
string

Client-generated unique key for idempotent POST/PATCH/DELETE operations. Alias for the Idempotency parameter. Max 255 chars. On retry with the same key, the original response is returned without re-executing the operation. Keys expire after 24 hours.

Maximum string length: 255

Path Parameters

​
payment_id
string<uuid>
required

Body

application/json
​
applications
object[]
required
Minimum array length: 1
​
account_id
string<uuid>

Response

Payment applied to invoices

The response is of type object.