POST
/
api
/
projects
/
{projectId}
/
skyline
/
users
Create user
curl --request POST \
  --url https://api.example.com/api/projects/{projectId}/skyline/users
import requests

url = "https://api.example.com/api/projects/{projectId}/skyline/users"

response = requests.post(url)

print(response.text)
const options = {method: 'POST'};

fetch('https://api.example.com/api/projects/{projectId}/skyline/users', 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.example.com/api/projects/{projectId}/skyline/users",
CURLOPT_RETURNTRANSFER => true,
CURLOPT_ENCODING => "",
CURLOPT_MAXREDIRS => 10,
CURLOPT_TIMEOUT => 30,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
CURLOPT_CUSTOMREQUEST => "POST",
]);

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

curl_close($curl);

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

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

func main() {

url := "https://api.example.com/api/projects/{projectId}/skyline/users"

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

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.example.com/api/projects/{projectId}/skyline/users")
.asString();
require 'uri'
require 'net/http'

url = URI("https://api.example.com/api/projects/{projectId}/skyline/users")

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

request = Net::HTTP::Post.new(url)

response = http.request(request)
puts response.read_body
Register a recipient phone number on your project’s shared iMessage pool. On the free plan, you can register up to 10 users per project.

Request

curl -u "$PROJECT_ID:$PROJECT_SECRET" \
  -X POST "https://api.interactions.co.in/api/projects/$PROJECT_ID/skyline/users" \
  -H "Content-Type: application/json" \
  -d '{
    "phoneNumber": "+15551234567",
    "type": "shared"
  }'

Body parameters

FieldTypeRequiredDescription
phoneNumberstringYesE.164 phone number
type"shared"YesShared pool user (free tier)
emailstringNoOptional contact email
invitebooleanNoSend an invite message when supported

Response

{
  "succeed": true,
  "data": {
    "id": "usr_abc123",
    "phoneNumber": "+15551234567",
    "type": "shared",
    "linePhone": "+15559876543",
    "createdAt": "2026-07-09T10:00:00Z"
  }
}
linePhone is the shared-pool sender number assigned to this user.

Errors

CodeMeaning
409User already registered
422Invalid phone number format
403User cap reached (10 on free plan)

CLI equivalent

sky skyline users add --phone +15551234567