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POST
/
accounting
/
statements
/
{account_id}
/
send
Send AR statement to a single customer
curl --request POST \
  --url https://api.arcuserp.com/v1/accounting/statements/{account_id}/send \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "to_email": "jsmith@example.com",
  "from": "2023-12-25",
  "to": "2023-12-25",
  "custom_message": "<string>"
}
'
import requests

url = "https://api.arcuserp.com/v1/accounting/statements/{account_id}/send"

payload = {
"to_email": "jsmith@example.com",
"from": "2023-12-25",
"to": "2023-12-25",
"custom_message": "<string>"
}
headers = {
"Authorization": "Bearer <token>",
"Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)
const options = {
method: 'POST',
headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
body: JSON.stringify({
to_email: 'jsmith@example.com',
from: '2023-12-25',
to: '2023-12-25',
custom_message: '<string>'
})
};

fetch('https://api.arcuserp.com/v1/accounting/statements/{account_id}/send', options)
.then(res => res.json())
.then(res => console.log(res))
.catch(err => console.error(err));
<?php

$curl = curl_init();

curl_setopt_array($curl, [
CURLOPT_URL => "https://api.arcuserp.com/v1/accounting/statements/{account_id}/send",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
CURLOPT_POSTFIELDS => json_encode([
'to_email' => 'jsmith@example.com',
'from' => '2023-12-25',
'to' => '2023-12-25',
'custom_message' => '<string>'
]),
CURLOPT_HTTPHEADER => [
"Authorization: Bearer <token>",
"Content-Type: application/json"
],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
echo "cURL Error #:" . $err;
} else {
echo $response;
}
package main

import (
"fmt"
"strings"
"net/http"
"io"
)

func main() {

url := "https://api.arcuserp.com/v1/accounting/statements/{account_id}/send"

payload := strings.NewReader("{\n \"to_email\": \"jsmith@example.com\",\n \"from\": \"2023-12-25\",\n \"to\": \"2023-12-25\",\n \"custom_message\": \"<string>\"\n}")

req, _ := http.NewRequest("POST", url, payload)

req.Header.Add("Authorization", "Bearer <token>")
req.Header.Add("Content-Type", "application/json")

res, _ := http.DefaultClient.Do(req)

defer res.Body.Close()
body, _ := io.ReadAll(res.Body)

fmt.Println(string(body))

}
HttpResponse<String> response = Unirest.post("https://api.arcuserp.com/v1/accounting/statements/{account_id}/send")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"to_email\": \"jsmith@example.com\",\n \"from\": \"2023-12-25\",\n \"to\": \"2023-12-25\",\n \"custom_message\": \"<string>\"\n}")
.asString();
require 'uri'
require 'net/http'

url = URI("https://api.arcuserp.com/v1/accounting/statements/{account_id}/send")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"to_email\": \"jsmith@example.com\",\n \"from\": \"2023-12-25\",\n \"to\": \"2023-12-25\",\n \"custom_message\": \"<string>\"\n}"

response = http.request(request)
puts response.read_body
{
  "success": true,
  "sent_to": "jsmith@example.com",
  "send_result": {},
  "skipped": true,
  "reason": "<string>",
  "preference": "<string>"
}
{
"error": "not_found",
"code": "not_found",
"type": "not_found",
"hint": "The requested order does not exist or does not belong to this entity.",
"param": "expand[0]",
"required": "accounts:read",
"request_id": "req_abc123"
}
{
"error": "not_found",
"code": "not_found",
"type": "not_found",
"hint": "The requested order does not exist or does not belong to this entity.",
"param": "expand[0]",
"required": "accounts:read",
"request_id": "req_abc123"
}
{
"error": "not_found",
"code": "not_found",
"type": "not_found",
"hint": "The requested order does not exist or does not belong to this entity.",
"param": "expand[0]",
"required": "accounts:read",
"request_id": "req_abc123"
}
{
"error": "not_found",
"code": "not_found",
"type": "not_found",
"hint": "The requested order does not exist or does not belong to this entity.",
"param": "expand[0]",
"required": "accounts:read",
"request_id": "req_abc123"
}

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.

Path Parameters

account_id
string<uuid>
required

Customer account UUID. Must belong to the calling entity (Layer 1).

Body

application/json
to_email
string<email>

Override recipient. Defaults to accounts.email lookup. Required if account has no email on file.

from
string<date>

Statement period start (ISO date).

to
string<date>

Statement period end (ISO date).

custom_message
string

Optional one-time message rendered into the statement_email template.

Response

Send result

success
boolean
sent_to
string<email>
send_result
object

Postmark send response (message_id + accepted_at).

skipped
boolean

True when gated by notification preference; success=false in that case.

reason
string | null

Populated when skipped=true (e.g. 'notification_disabled').

preference
string | null

Populated when skipped=true (the notification key that gated).