Can't get the playlist videos

[mahadihpu]

I want to fetch all the videos out of a playlist. I am using the getPlaylistVideos. Its not providing me the url of the videos of that playlist. Is that a limitation? How can i get all the urls of the videos of a playlist?

Here is the output of my query from Post man:

{
"data": {
"client": {
"http": {
"apiKey": "AIzaSyAO_FJ2SlqU8Q4STEHLGCilw_Y9_11qcW8",
"baseUrl": "www.youtube.com",
"clientName": "WEB",
"clientVersion": "2.20201209.01.00",
"cookie": "",
"defaultHeaders": {
"x-youtube-client-version": "2.20201209.01.00",
"x-youtube-client-name": "1",
"content-type": "application/json",
"accept-encoding": "gzip, deflate, br"
},
"defaultFetchOptions": {},
"defaultClientOptions": {
"hl": "en",
"gl": "US"
}
}
},
"id": "PLgH5QX0i9K3rGtitufynBKMy5gAFpa1y8",
"title": "React.js Full Course in Bangla",
"videoCount": 106,
"thumbnails": [
{
"url": "https://i.ytimg.com/vi/9IdczKQNg3o/hqdefault.jpg?sqp=-oaymwEWCKgBEF5IWvKriqkDCQgBFQAAiEIYAQ==&rs=AOn4CLD1ADGG1nZUcYj_NyqGHAugDi9UZQ",
"width": 168,
"height": 94
},
{
"url": "https://i.ytimg.com/vi/9IdczKQNg3o/hqdefault.jpg?sqp=-oaymwEWCMQBEG5IWvKriqkDCQgBFQAAiEIYAQ==&rs=AOn4CLAPY0egU0pS2ymCrOEM33SSTmecLA",
"width": 196,
"height": 110
},
{
"url": "https://i.ytimg.com/vi/9IdczKQNg3o/hqdefault.jpg?sqp=-oaymwEXCPYBEIoBSFryq4qpAwkIARUAAIhCGAE=&rs=AOn4CLBlcjW5QH3_EMV_TcWf6ppWgnZA2Q",
"width": 246,
"height": 138
},
{
"url": "https://i.ytimg.com/vi/9IdczKQNg3o/hqdefault.jpg?sqp=-oaymwEXCNACELwBSFryq4qpAwkIARUAAIhCGAE=&rs=AOn4CLD6Zdadketrn3noPK6zjVanlevCeg",
"width": 336,
"height": 188
}
],
"channel": {
"client": "~client",
"id": "UCEXwc6mNh7Lakj6lX-7a2Mg",
"name": "Anisul Islam",
"videos": {
"client": "~client",
"items": [],
"strictContinuationCheck": true,
"continuation": null,
"channel": "~channel"
},
"shorts": {
"client": "~client",
"items": [],
"strictContinuationCheck": true,
"continuation": null,
"channel": "~channel"
},
"live": {
"client": "~client",
"items": [],
"strictContinuationCheck": true,
"continuation": null,
"channel": "~channel"
},
"playlists": {
"client": "~client",
"items": [],
"strictContinuationCheck": true,
"continuation": null,
"channel": "~channel"
}
}
}
}