Respond to event
curl --request POST \
--url https://api.z-api.io/instances/{instanceId}/token/{token}/send-event-response \
--header 'Client-Token: <api-key>' \
--header 'Content-Type: application/json' \
--data '
{
"phone": "<string>",
"eventMessageId": "<string>",
"eventResponse": "<string>"
}
'import requests
url = "https://api.z-api.io/instances/{instanceId}/token/{token}/send-event-response"
payload = {
"phone": "<string>",
"eventMessageId": "<string>",
"eventResponse": "<string>"
}
headers = {
"Client-Token": "<api-key>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {'Client-Token': '<api-key>', 'Content-Type': 'application/json'},
body: JSON.stringify({phone: '<string>', eventMessageId: '<string>', eventResponse: '<string>'})
};
fetch('https://api.z-api.io/instances/{instanceId}/token/{token}/send-event-response', 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.z-api.io/instances/{instanceId}/token/{token}/send-event-response",
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([
'phone' => '<string>',
'eventMessageId' => '<string>',
'eventResponse' => '<string>'
]),
CURLOPT_HTTPHEADER => [
"Client-Token: <api-key>",
"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.z-api.io/instances/{instanceId}/token/{token}/send-event-response"
payload := strings.NewReader("{\n \"phone\": \"<string>\",\n \"eventMessageId\": \"<string>\",\n \"eventResponse\": \"<string>\"\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Client-Token", "<api-key>")
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.z-api.io/instances/{instanceId}/token/{token}/send-event-response")
.header("Client-Token", "<api-key>")
.header("Content-Type", "application/json")
.body("{\n \"phone\": \"<string>\",\n \"eventMessageId\": \"<string>\",\n \"eventResponse\": \"<string>\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.z-api.io/instances/{instanceId}/token/{token}/send-event-response")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Client-Token"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"phone\": \"<string>\",\n \"eventMessageId\": \"<string>\",\n \"eventResponse\": \"<string>\"\n}"
response = http.request(request)
puts response.read_bodyMessages
Respond to event
Send an attendance response to an event
POST
/
instances
/
{instanceId}
/
token
/
{token}
/
send-event-response
Respond to event
curl --request POST \
--url https://api.z-api.io/instances/{instanceId}/token/{token}/send-event-response \
--header 'Client-Token: <api-key>' \
--header 'Content-Type: application/json' \
--data '
{
"phone": "<string>",
"eventMessageId": "<string>",
"eventResponse": "<string>"
}
'import requests
url = "https://api.z-api.io/instances/{instanceId}/token/{token}/send-event-response"
payload = {
"phone": "<string>",
"eventMessageId": "<string>",
"eventResponse": "<string>"
}
headers = {
"Client-Token": "<api-key>",
"Content-Type": "application/json"
}
response = requests.post(url, json=payload, headers=headers)
print(response.text)const options = {
method: 'POST',
headers: {'Client-Token': '<api-key>', 'Content-Type': 'application/json'},
body: JSON.stringify({phone: '<string>', eventMessageId: '<string>', eventResponse: '<string>'})
};
fetch('https://api.z-api.io/instances/{instanceId}/token/{token}/send-event-response', 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.z-api.io/instances/{instanceId}/token/{token}/send-event-response",
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([
'phone' => '<string>',
'eventMessageId' => '<string>',
'eventResponse' => '<string>'
]),
CURLOPT_HTTPHEADER => [
"Client-Token: <api-key>",
"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.z-api.io/instances/{instanceId}/token/{token}/send-event-response"
payload := strings.NewReader("{\n \"phone\": \"<string>\",\n \"eventMessageId\": \"<string>\",\n \"eventResponse\": \"<string>\"\n}")
req, _ := http.NewRequest("POST", url, payload)
req.Header.Add("Client-Token", "<api-key>")
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.z-api.io/instances/{instanceId}/token/{token}/send-event-response")
.header("Client-Token", "<api-key>")
.header("Content-Type", "application/json")
.body("{\n \"phone\": \"<string>\",\n \"eventMessageId\": \"<string>\",\n \"eventResponse\": \"<string>\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.z-api.io/instances/{instanceId}/token/{token}/send-event-response")
http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true
request = Net::HTTP::Post.new(url)
request["Client-Token"] = '<api-key>'
request["Content-Type"] = 'application/json'
request.body = "{\n \"phone\": \"<string>\",\n \"eventMessageId\": \"<string>\",\n \"eventResponse\": \"<string>\"\n}"
response = http.request(request)
puts response.read_bodyOverview
With this method you can send response messages to an event.You cannot respond to an event you created yourself. Your response will always be marked as “confirmed presence”.
Example on WhatsApp

Attributes
Header
string
required
Your instance ID. Available in the Z-API panel under Instances.
string
required
Your Z-API instance token.
Required
string
required
Recipient group ID
string
required
Original event message ID
string
required
Event response:
GOING or NOT_GOINGRequest Body
{
"phone": "120363019502650977-group",
"eventMessageId": "D2D612289D9E8F62307D72409A8D9DC3",
"eventResponse": "GOING"
}
Response
200
{
"zaapId": "3999984263738042930CD6ECDE9VDWSA",
"messageId": "D241XXXX732339502B68",
"id": "D241XXXX732339502B68"
}