curl --request POST \
  --url https://api.meetcampfire.com/coa/api/v1/invoice/{invoice_id}/pay/ \
  --header 'Authorization: <api-key>' \
  --header 'Content-Type: application/json' \
  --data '{
  "invoice_id": "58700",
  "transactions": [
    {
      "transaction_id": 14728800,
      "transaction_description": "Payment from Campfire Software Inc",
      "account_id": "2553",
      "account_name": "1100 - Accounts Receivable",
      "amount": 883.33
    }
  ],
  "credit_memos": [
    {
      "credit_memo_id": 4029,
      "credit_memo_number": "CM-0000007",
      "amount": 150,
      "posted_at": "2025-07-25"
    }
  ],
  "empty_transactions": []
}'

{
  "id": 123,
  "lines": [
    {
      "id": 123,
      "product_name": "<string>",
      "stripe_product_id": "<string>",
      "product_is_taxable": true,
      "anrok_item_id": "<string>",
      "service_date": "2023-12-25",
      "description": "<string>",
      "quantity": 123,
      "rate": 123,
      "currency": "<string>",
      "amount": 0,
      "tax": 0,
      "tax_description": "<string>",
      "discount": 0,
      "discount_percentage": 0,
      "discount_amount": 0,
      "created_at": "2023-11-07T05:31:56Z",
      "last_modified_at": "2023-11-07T05:31:56Z",
      "customer": 123,
      "product": 123
    }
  ],
  "payments": [
    {
      "id": 123,
      "credit_memo": "<string>",
      "payment_transaction_bank_description": "<string>",
      "payment_journal_entry_order": "<string>",
      "payment_intercompany_journal": "<string>",
      "voided_journal_entry_order": "<string>",
      "currency": "<string>",
      "amount": 0,
      "payment_date": "2023-12-25",
      "created_at": "2023-11-07T05:31:56Z",
      "voided_date": "2023-12-25",
      "source": "STRIPE",
      "last_modified_at": "2023-11-07T05:31:56Z",
      "customer": 123,
      "invoice": 123,
      "payment_journal_entry": 123,
      "payment_transaction": 123,
      "voided_journal_entry": 123
    }
  ],
  "payment_journal_entries": [
    123
  ],
  "journal_entry_intercompany": "<string>",
  "client_name": "<string>",
  "client_email": "<string>",
  "client_invoice_message": "<string>",
  "client_use_stripe_auto_bill": true,
  "status": "<string>",
  "past_due_days": 123,
  "entity_name": "<string>",
  "entity_currency": "<string>",
  "entity_invoice_message": "<string>",
  "total_amount": 0,
  "amount_paid": 0,
  "amount_due": 123,
  "contract_name": "<string>",
  "attachments": [
    {
      "id": 123,
      "customer": 123,
      "created_at": "2023-11-07T05:31:56Z",
      "created_by": 123,
      "created_by_name": "<string>",
      "created_by_email": "<string>",
      "last_modified_at": "2023-11-07T05:31:56Z",
      "name": "<string>",
      "url": "<string>",
      "s3_content_type": "<string>",
      "s3_content_length": 1073741823,
      "s3_path": "<string>",
      "object_id": 1073741823,
      "app": "<string>",
      "model": "<string>",
      "is_deleted": false,
      "deleted_at": "2023-11-07T05:31:56Z"
    }
  ],
  "invoice_number": "<string>",
  "stripe_connection_name": "<string>",
  "stripe_connection_entity": 123,
  "stripe_connection_billing_portal_enabled": true,
  "avalara_connection_name": "<string>",
  "avalara_connection_company": "<string>",
  "tax_rate_name": "<string>",
  "tax_rate_value": 0,
  "revenue_transactions": [
    123
  ],
  "item_date": "2023-12-25",
  "voided_journal_entry_order": "<string>",
  "last_modified_at": "2023-11-07T05:31:56Z",
  "is_deleted": false,
  "deleted_at": "2023-11-07T05:31:56Z",
  "search_vector": "<string>",
  "search_text": "<string>",
  "auto_send_invoice": true,
  "auto_send_invoice_at": "2023-12-25",
  "auto_sent_at": "2023-12-25",
  "reminder_sent_dates": "<any>",
  "billing_address": "<string>",
  "shipping_address": "<string>",
  "terms": "custom",
  "ref_number": "<string>",
  "purchase_order_number": "<string>",
  "invoice_date": "2023-12-25",
  "due_date": "2023-12-25",
  "shipping_date": "2023-12-25",
  "paid_date": "2023-12-25",
  "uncollectible_date": "2023-12-25",
  "sent_date": "2023-12-25",
  "period_start": "2023-12-25",
  "period_end": "2023-12-25",
  "location_of_sale": "<string>",
  "message_on_invoice": "<string>",
  "payment_status": "open",
  "warning_message": "<string>",
  "created_at": "2023-11-07T05:31:56Z",
  "currency": "<string>",
  "exchange_rate": 0,
  "exchange_rate_book": 0,
  "last_sent_at": "2023-11-07T05:31:56Z",
  "integration_id": "<string>",
  "integration_context": "<any>",
  "vat_number": "<string>",
  "discount": 0,
  "use_stripe_auto_bill": true,
  "stripe_payment_link_id": "<string>",
  "stripe_payment_intent_id": "<string>",
  "stripe_invoice_id": "<string>",
  "stripe_pdf_url": "<string>",
  "stripe_payment_link": "<string>",
  "source": "<string>",
  "source_id": "<string>",
  "voided_date": "2023-12-25",
  "customer": 123,
  "entity": 123,
  "client": 123,
  "bad_debt_journal_entry": 123,
  "journal_entry": 123,
  "voided_journal_entry": 123,
  "entity_transfer_journal_entry": 123,
  "contract": 123,
  "avalara_connection": 123,
  "sphere_connection": 123,
  "anrok_connection": 123,
  "tax_rate": 123,
  "stripe_connection": 123,
  "source_file": 123
}