Send shipment notification email for this package
curl --request POST \
--url https://api.arcuserp.com/v1/packages/{id}/email \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"to_email": "jsmith@example.com",
"subject": "<string>",
"message": "<string>"
}
'import requests
url = "https://api.arcuserp.com/v1/packages/{id}/email"
payload = {
"to_email": "jsmith@example.com",
"subject": "<string>",
"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', subject: '<string>', message: '<string>'})
};
fetch('https://api.arcuserp.com/v1/packages/{id}/email', 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/packages/{id}/email",
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',
'subject' => '<string>',
'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/packages/{id}/email"
payload := strings.NewReader("{\n \"to_email\": \"jsmith@example.com\",\n \"subject\": \"<string>\",\n \"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/packages/{id}/email")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"to_email\": \"jsmith@example.com\",\n \"subject\": \"<string>\",\n \"message\": \"<string>\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.arcuserp.com/v1/packages/{id}/email")
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 \"subject\": \"<string>\",\n \"message\": \"<string>\"\n}"
response = http.request(request)
puts response.read_body{
"message_id": "<string>",
"recipient": "jsmith@example.com"
}{
"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"
}Fulfillment
Send shipment notification email for this package
Sends a shipment notification email to the bill-to account’s primary contact with the tracking
number, carrier, estimated delivery date, and a link to the carrier tracking page. The email
is sent asynchronously via Postmark.
Requires fulfillment:write scope.
POST
/
packages
/
{id}
/
email
Send shipment notification email for this package
curl --request POST \
--url https://api.arcuserp.com/v1/packages/{id}/email \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"to_email": "jsmith@example.com",
"subject": "<string>",
"message": "<string>"
}
'import requests
url = "https://api.arcuserp.com/v1/packages/{id}/email"
payload = {
"to_email": "jsmith@example.com",
"subject": "<string>",
"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', subject: '<string>', message: '<string>'})
};
fetch('https://api.arcuserp.com/v1/packages/{id}/email', 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/packages/{id}/email",
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',
'subject' => '<string>',
'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/packages/{id}/email"
payload := strings.NewReader("{\n \"to_email\": \"jsmith@example.com\",\n \"subject\": \"<string>\",\n \"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/packages/{id}/email")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"to_email\": \"jsmith@example.com\",\n \"subject\": \"<string>\",\n \"message\": \"<string>\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.arcuserp.com/v1/packages/{id}/email")
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 \"subject\": \"<string>\",\n \"message\": \"<string>\"\n}"
response = http.request(request)
puts response.read_body{
"message_id": "<string>",
"recipient": "jsmith@example.com"
}{
"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
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
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:
255Path Parameters
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