Get a supplier invoice

{
  "data": {
    "id": "supplier_invoice_9f3a2b",
    "supplierInvoiceNumber": "2026-0001",
    "status": "Example status",
    "createdAt": "2026-09-01T08:00:00.000Z",
    "updatedAt": "2026-09-01T08:00:00.000Z"
  }
}

// No body.

{
  "type": "https://docs.filmo.io/errors/unauthorized",
  "title": "Unauthorized",
  "status": 401,
  "code": "unauthorized",
  "detail": "Missing Authorization header: Bearer <api key>",
  "requestId": "req_0b9f6c1d2e3a4f5a8b7c6d5e4f3a2b1c"
}

{
  "type": "https://docs.filmo.io/errors/addon_required",
  "title": "Add-on required",
  "status": 402,
  "code": "addon_required",
  "detail": "Your plan does not include the add-on this operation requires",
  "requestId": "req_0b9f6c1d2e3a4f5a8b7c6d5e4f3a2b1c",
  "requiredAddon": "purchases"
}

{
  "type": "https://docs.filmo.io/errors/insufficient_scope",
  "title": "Insufficient scope",
  "status": 403,
  "code": "insufficient_scope",
  "detail": "The API key does not have the required scope (orders:write)",
  "requestId": "req_0b9f6c1d2e3a4f5a8b7c6d5e4f3a2b1c",
  "requiredScope": "supplier-invoices:read"
}

{
  "type": "https://docs.filmo.io/errors/not_found",
  "title": "Not found",
  "status": 404,
  "code": "not_found",
  "detail": "Resource not found",
  "requestId": "req_0b9f6c1d2e3a4f5a8b7c6d5e4f3a2b1c"
}

{
  "type": "https://docs.filmo.io/errors/rate_limited",
  "title": "Rate limit exceeded",
  "status": 429,
  "code": "rate_limited",
  "detail": "Rate limit exceeded: retry in 30 seconds",
  "requestId": "req_0b9f6c1d2e3a4f5a8b7c6d5e4f3a2b1c",
  "retryAfter": 30
}

{
  "type": "https://docs.filmo.io/errors/internal_error",
  "title": "Internal error",
  "status": 500,
  "code": "internal_error",
  "detail": "Internal error",
  "requestId": "req_0b9f6c1d2e3a4f5a8b7c6d5e4f3a2b1c"
}