Parameters

PrefixedStorageKey

string

REQUIRED

The prefix of the keys you want to retrieve from the child storage

StorageKey

string

REQUIRED

The key under which the child storage is stored

u32

integer

REQUIRED

The maximum number of keys to return in a single page of results

StorageKey

string

The key at which to start the page of results. If not provided, it will start from the beginning

Hash

string

The hash of a specific block in the chain

Returns

StorageKey

array

An array containing the keys with the specified prefix from the child storage

Request

1
curl https://docs-demo.dot-mainnet.quiknode.pro/ \
2
 -X POST \
3
 -H "Content-Type: application/json" \
4
 --data '{"method":"childstate_getKeysPaged","params":["PrefixedStorageKey", "StorageKey", "u32"],"id":1,"jsonrpc":"2.0"}'
5

1
curl https://docs-demo.dot-mainnet.quiknode.pro/ \
2
 -X POST \
3
 -H "Content-Type: application/json" \
4
 --data '{"method":"childstate_getKeysPaged","params":["PrefixedStorageKey", "StorageKey", "u32"],"id":1,"jsonrpc":"2.0"}'
5

1
var myHeaders = new Headers();
2
myHeaders.append("Content-Type", "application/json");
3

4
var raw = JSON.stringify({
5
  "method": "childstate_getKeysPaged",
6
  "params": [
7
    "PrefixedStorageKey",
8
    "StorageKey",
9
    "u32"
10
  ],
11
  "id": 1,
12
  "jsonrpc": "2.0"
13
});
14

15
var requestOptions = {
16
  method: 'POST',
17
  headers: myHeaders,
18
  body: raw,
19
  redirect: 'follow'
20
};
21

22
fetch("https://docs-demo.dot-mainnet.quiknode.pro/", requestOptions)
23
  .then(response => response.text())
24
  .then(result => console.log(result))
25
  .catch(error => console.log('error', error));

1
var myHeaders = new Headers();
2
myHeaders.append("Content-Type", "application/json");
3

4
var raw = JSON.stringify({
5
  "method": "childstate_getKeysPaged",
6
  "params": [
7
    "PrefixedStorageKey",
8
    "StorageKey",
9
    "u32"
10
  ],
11
  "id": 1,
12
  "jsonrpc": "2.0"
13
});
14

15
var requestOptions = {
16
  method: 'POST',
17
  headers: myHeaders,
18
  body: raw,
19
  redirect: 'follow'
20
};
21

22
fetch("https://docs-demo.dot-mainnet.quiknode.pro/", requestOptions)
23
  .then(response => response.text())
24
  .then(result => console.log(result))
25
  .catch(error => console.log('error', error));

1
import requests
2
import json
3

4
url = "https://docs-demo.dot-mainnet.quiknode.pro/"
5

6
payload = json.dumps({
7
  "method": "childstate_getKeysPaged",
8
  "params": [
9
    "PrefixedStorageKey",
10
    "StorageKey",
11
    "u32"
12
  ],
13
  "id": 1,
14
  "jsonrpc": "2.0"
15
})
16
headers = {
17
  'Content-Type': 'application/json'
18
}
19

20
response = requests.request("POST", url, headers=headers, data=payload)
21

22
print(response.text)
23

1
import requests
2
import json
3

4
url = "https://docs-demo.dot-mainnet.quiknode.pro/"
5

6
payload = json.dumps({
7
  "method": "childstate_getKeysPaged",
8
  "params": [
9
    "PrefixedStorageKey",
10
    "StorageKey",
11
    "u32"
12
  ],
13
  "id": 1,
14
  "jsonrpc": "2.0"
15
})
16
headers = {
17
  'Content-Type': 'application/json'
18
}
19

20
response = requests.request("POST", url, headers=headers, data=payload)
21

22
print(response.text)
23

1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://docs-demo.dot-mainnet.quiknode.pro/")
6

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
11
request["Content-Type"] = "application/json"
12
request.body = JSON.dump({
13
  "method": "childstate_getKeysPaged",
14
  "params": [
15
    "PrefixedStorageKey",
16
    "StorageKey",
17
    "u32"
18
  ],
19
  "id": 1,
20
  "jsonrpc": "2.0"
21
})
22

23
response = https.request(request)
24
puts response.read_body
25

1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://docs-demo.dot-mainnet.quiknode.pro/")
6

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
11
request["Content-Type"] = "application/json"
12
request.body = JSON.dump({
13
  "method": "childstate_getKeysPaged",
14
  "params": [
15
    "PrefixedStorageKey",
16
    "StorageKey",
17
    "u32"
18
  ],
19
  "id": 1,
20
  "jsonrpc": "2.0"
21
})
22

23
response = https.request(request)
24
puts response.read_body
25

Don't have an account yet?

Create your Quicknode endpoint in seconds and start building

Get started for free