Posts
Update YouTube metadata
Post-publish updates for the post’s YouTube leg: title, description, tags (snippet is fetched and merged so nothing else changes), add to a playlist, and/or set a custom thumbnail from a public URL (max 2MB). Requires scope social:write.
POST
/
social
/
posts
/
{post_id}
/
update-metadata
Update YouTube metadata
curl --request POST \
--url https://api.smartlyq.com/v1/social/posts/{post_id}/update-metadata \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"title": "The launch, one week later",
"playlist_id": "PL9tY0BWXOZFvE",
"thumbnail_url": "https://cdn.example.com/thumb.png"
}
'import requests
url = "https://api.smartlyq.com/v1/social/posts/{post_id}/update-metadata"
payload = {
"title": "The launch, one week later",
"playlist_id": "PL9tY0BWXOZFvE",
"thumbnail_url": "https://cdn.example.com/thumb.png"
}
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({
title: 'The launch, one week later',
playlist_id: 'PL9tY0BWXOZFvE',
thumbnail_url: 'https://cdn.example.com/thumb.png'
})
};
fetch('https://api.smartlyq.com/v1/social/posts/{post_id}/update-metadata', 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.smartlyq.com/v1/social/posts/{post_id}/update-metadata",
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([
'title' => 'The launch, one week later',
'playlist_id' => 'PL9tY0BWXOZFvE',
'thumbnail_url' => 'https://cdn.example.com/thumb.png'
]),
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.smartlyq.com/v1/social/posts/{post_id}/update-metadata"
payload := strings.NewReader("{\n \"title\": \"The launch, one week later\",\n \"playlist_id\": \"PL9tY0BWXOZFvE\",\n \"thumbnail_url\": \"https://cdn.example.com/thumb.png\"\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.smartlyq.com/v1/social/posts/{post_id}/update-metadata")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"title\": \"The launch, one week later\",\n \"playlist_id\": \"PL9tY0BWXOZFvE\",\n \"thumbnail_url\": \"https://cdn.example.com/thumb.png\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.smartlyq.com/v1/social/posts/{post_id}/update-metadata")
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 \"title\": \"The launch, one week later\",\n \"playlist_id\": \"PL9tY0BWXOZFvE\",\n \"thumbnail_url\": \"https://cdn.example.com/thumb.png\"\n}"
response = http.request(request)
puts response.read_body{
"success": true,
"data": {
"video_id": "dQw4w9WgXcQ",
"updated": [
"snippet",
"playlist"
]
},
"meta": {
"request_id": "req_9f3a2b1c-7d4e-4a08-b2c6-5e1f8a9d0c34",
"timestamp": "2026-07-26T09:41:22Z"
}
}{
"success": false,
"error": {
"code": "INVALID_API_KEY",
"message": "Missing or malformed Authorization header",
"details": {}
},
"meta": {
"request_id": "req_9f3a2b1c-7d4e-4a08-b2c6-5e1f8a9d0c34",
"timestamp": "2026-07-26T09:41:22Z"
}
}{
"success": false,
"error": {
"code": "RESOURCE_NOT_FOUND",
"message": "Post not found.",
"details": {}
},
"meta": {
"request_id": "req_9f3a2b1c-7d4e-4a08-b2c6-5e1f8a9d0c34",
"timestamp": "2026-07-26T09:41:22Z"
}
}{
"success": false,
"error": {
"code": "CONFLICT",
"message": "This resource was modified by another request. Reload and retry.",
"details": {}
},
"meta": {
"request_id": "req_9f3a2b1c-7d4e-4a08-b2c6-5e1f8a9d0c34",
"timestamp": "2026-07-26T09:41:22Z"
}
}{
"success": false,
"error": {
"code": "VALIDATION_ERROR",
"message": "Missing required fields: content, platforms.",
"details": {
"fields": [
"content",
"platforms"
]
}
},
"meta": {
"request_id": "req_9f3a2b1c-7d4e-4a08-b2c6-5e1f8a9d0c34",
"timestamp": "2026-07-26T09:41:22Z"
}
}{
"success": false,
"error": {
"code": "PLATFORM_ERROR",
"message": "The platform rejected the request."
},
"meta": {
"request_id": "req_9f3a2b1c-7d4e-4a08-b2c6-5e1f8a9d0c34",
"timestamp": "2026-07-26T09:41:22Z"
}
}Authorizations
API key from Developer dashboard (Bearer token).
Path Parameters
Body
application/json
Previous
Sync external postsOn-demand import of posts published natively on the platform (outside SmartlyQ) for one account - facebook, instagram, threads, youtube or tiktok. Imported posts appear in GET /social/posts with status 'external', with analytics snapshots. Discovery is a per-account opt-in: pass enable: true the first time, or the call returns 409. Requires scope `social:write`.
Next
⌘I
Update YouTube metadata
curl --request POST \
--url https://api.smartlyq.com/v1/social/posts/{post_id}/update-metadata \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '
{
"title": "The launch, one week later",
"playlist_id": "PL9tY0BWXOZFvE",
"thumbnail_url": "https://cdn.example.com/thumb.png"
}
'import requests
url = "https://api.smartlyq.com/v1/social/posts/{post_id}/update-metadata"
payload = {
"title": "The launch, one week later",
"playlist_id": "PL9tY0BWXOZFvE",
"thumbnail_url": "https://cdn.example.com/thumb.png"
}
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({
title: 'The launch, one week later',
playlist_id: 'PL9tY0BWXOZFvE',
thumbnail_url: 'https://cdn.example.com/thumb.png'
})
};
fetch('https://api.smartlyq.com/v1/social/posts/{post_id}/update-metadata', 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.smartlyq.com/v1/social/posts/{post_id}/update-metadata",
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([
'title' => 'The launch, one week later',
'playlist_id' => 'PL9tY0BWXOZFvE',
'thumbnail_url' => 'https://cdn.example.com/thumb.png'
]),
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.smartlyq.com/v1/social/posts/{post_id}/update-metadata"
payload := strings.NewReader("{\n \"title\": \"The launch, one week later\",\n \"playlist_id\": \"PL9tY0BWXOZFvE\",\n \"thumbnail_url\": \"https://cdn.example.com/thumb.png\"\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.smartlyq.com/v1/social/posts/{post_id}/update-metadata")
.header("Authorization", "Bearer <token>")
.header("Content-Type", "application/json")
.body("{\n \"title\": \"The launch, one week later\",\n \"playlist_id\": \"PL9tY0BWXOZFvE\",\n \"thumbnail_url\": \"https://cdn.example.com/thumb.png\"\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://api.smartlyq.com/v1/social/posts/{post_id}/update-metadata")
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 \"title\": \"The launch, one week later\",\n \"playlist_id\": \"PL9tY0BWXOZFvE\",\n \"thumbnail_url\": \"https://cdn.example.com/thumb.png\"\n}"
response = http.request(request)
puts response.read_body{
"success": true,
"data": {
"video_id": "dQw4w9WgXcQ",
"updated": [
"snippet",
"playlist"
]
},
"meta": {
"request_id": "req_9f3a2b1c-7d4e-4a08-b2c6-5e1f8a9d0c34",
"timestamp": "2026-07-26T09:41:22Z"
}
}{
"success": false,
"error": {
"code": "INVALID_API_KEY",
"message": "Missing or malformed Authorization header",
"details": {}
},
"meta": {
"request_id": "req_9f3a2b1c-7d4e-4a08-b2c6-5e1f8a9d0c34",
"timestamp": "2026-07-26T09:41:22Z"
}
}{
"success": false,
"error": {
"code": "RESOURCE_NOT_FOUND",
"message": "Post not found.",
"details": {}
},
"meta": {
"request_id": "req_9f3a2b1c-7d4e-4a08-b2c6-5e1f8a9d0c34",
"timestamp": "2026-07-26T09:41:22Z"
}
}{
"success": false,
"error": {
"code": "CONFLICT",
"message": "This resource was modified by another request. Reload and retry.",
"details": {}
},
"meta": {
"request_id": "req_9f3a2b1c-7d4e-4a08-b2c6-5e1f8a9d0c34",
"timestamp": "2026-07-26T09:41:22Z"
}
}{
"success": false,
"error": {
"code": "VALIDATION_ERROR",
"message": "Missing required fields: content, platforms.",
"details": {
"fields": [
"content",
"platforms"
]
}
},
"meta": {
"request_id": "req_9f3a2b1c-7d4e-4a08-b2c6-5e1f8a9d0c34",
"timestamp": "2026-07-26T09:41:22Z"
}
}{
"success": false,
"error": {
"code": "PLATFORM_ERROR",
"message": "The platform rejected the request."
},
"meta": {
"request_id": "req_9f3a2b1c-7d4e-4a08-b2c6-5e1f8a9d0c34",
"timestamp": "2026-07-26T09:41:22Z"
}
}
