Update Invoice | Papertracc Docs

curl -X PATCH https://api.papertracc.com/v1/invoices/1243891e-40a8-4a88-8e1f-0397adcbf85e \
     -H "Authorization: Bearer <apiKey>" \
     -H "Content-Type: application/json" \
     -d '{
  "subject": "Revised implementation consulting services",
  "due_date": "2026-07-19T10:00:00.000Z",
  "order_id": "ORD-1001-R",
  "invoice_date": "2026-06-19T10:00:00.000Z",
  "reverse_charge": false
}'

{
  "data": {
    "id": "1243891e-40a8-4a88-8e1f-0397adcbf85e",
    "items": [
      {
        "rate": 50000,
        "amount": 500000,
        "detail": "Consulting hours",
        "tax_id": "78c68f6d-d734-4822-9a6c-73f517a0e5c1",
        "quantity": 10,
        "account_id": "d037d299-3029-4dc7-8e72-172f80f23c4f",
        "inventory_id": "55a40b4d-a23a-49aa-a417-828913e9a5c8",
        "currency_code": "NGN"
      }
    ],
    "amount": "537500.00",
    "status": "DRAFT",
    "content": {},
    "subject": "Revised Consultancy Fee",
    "approval": 0,
    "customer": {
      "id": "7d2c9c72-392c-4f8d-b3f1-c1fef2c2d501",
      "type": "INDIVIDUAL",
      "email": "john@example.com",
      "phone": "+2348012345678",
      "accounts": [
        {
          "bank": "Spruce Bank",
          "code": "044",
          "vat_id": "78c68f6d-d734-4822-9a6c-73f517a0e5c1",
          "is_default": true,
          "account_name": "John Doe",
          "currency_code": "NGN",
          "account_number": "1234567890"
        }
      ],
      "last_name": "Doe",
      "contact_id": "64595845-34ec-482c-b0fe-ae617a0f8335",
      "created_at": "2026-06-18T10:00:00Z",
      "first_name": "John",
      "project_id": "spruce-demo",
      "company_name": "Acme Corp",
      "display_name": "John Doe",
      "billing_address": {
        "city": "Lagos",
        "name": "Office",
        "phone": "+2348012345678",
        "state": "Lagos",
        "country": "Nigeria",
        "post_code": "100001",
        "address_one": "12 Marina Road",
        "country_code": "NG"
      },
      "shipping_address": {
        "city": "Lagos",
        "name": "Office",
        "phone": "+2348012345678",
        "state": "Lagos",
        "country": "Nigeria",
        "post_code": "100001",
        "address_one": "12 Marina Road",
        "country_code": "NG"
      }
    },
    "due_date": "2026-07-18T10:00:00Z",
    "order_id": "ORD-1001",
    "approvals": [],
    "created_at": "2026-06-18T10:00:00Z",
    "is_overdue": false,
    "project_id": "spruce-demo",
    "prepared_by": "user-token-hash",
    "invoice_date": "2026-06-18T10:00:00Z",
    "currency_code": "NGN",
    "exchange_rate": "1.00",
    "journal_status": "UNPOSTED",
    "reverse_charge": false,
    "invoice_reference": "INV-0001"
  },
  "status": true,
  "message": "Successfully updated invoice"
}

Updates invoice metadata.

Authentication

AuthorizationBearer

Bearer authentication of the form Bearer <token>, where token is your auth token.

identitystring

The identity for the active project.

Path parameters

idstringRequired

Invoice ID.

Request

This endpoint expects an object.

subjectstringRequired

due_datedatetimeRequired

order_idstringRequired

invoice_datedatetimeRequired

reverse_chargebooleanRequired

Response

dataobject

statusboolean

messagestring