> ## Documentation Index
> Fetch the complete documentation index at: https://docs.uniblock.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# debug_storageRangeAt

> Returns the storage at the given block height and transaction index. The result can be paged by providing a maxResult to cap the number of storage slots returned as well as specifying the offset via keyStart (hash of storage key).

### Parameters

<ParamField query="chainId" type="string" default="100" required>
  Unique identifier for a blockchain network.
</ParamField>

<ParamField body="id" type="number" default={1} required>
  Request identifier used to match responses.
</ParamField>

<ParamField body="jsonrpc" type="string" default="2.0" required>
  JSON-RPC version.
</ParamField>

<ParamField body="method" type="string" default="debug_storageRangeAt" required>
  JSON-RPC method name.
</ParamField>

<ParamField body="params" type="object" default={["0x76f64c40d6493cf00426be2eecdaf3f968768619bfb21ce6c57921be497ab3f7",0,"0xdafea492d9c6733ae3d56b7ed1adb60692c98bc5","0x0000000000000000000000000000000000000000000000000000000000000000",1]} placeholder="[&#x22;0x76f64c40d6493cf00426be2eecdaf3f968768619bfb21ce6c57921be497ab3f7&#x22;,0,&#x22;0xdafea492d9c6733ae3d56b7ed1adb60692c98bc5&#x22;,&#x22;0x0000000000000000000000000000000000000000000000000000000000000000&#x22;,1]" required>
  Parameters: \[blockHash, txIdx, contractAddress, keyStart, maxResult]

  Positional parameters for <code>debug\_storageRangeAt</code>:

  <ul>
    <li><code>params\[0]</code>: 32 Bytes - hash of the block where this transaction was included. Null when pending.</li>
    <li><code>params\[1]</code>: Index of the transaction within the block.</li>
    <li><code>params\[2]</code>: 20 Bytes - The contract address created, if the transaction was a contract creation. Null otherwise.</li>
    <li><code>params\[3]</code>: Starting key (32-byte hex string) used for filtering storage or entries.</li>
    <li><code>params\[4]</code>: Maximum number of results to return.</li>
  </ul>
</ParamField>

### Returns

<ResponseField name="result" type="array">
  The array of storage items.
</ResponseField>

<RequestExample>
  ```bash Curl theme={null}
  curl --request POST \
    --url https://api.uniblock.dev/uni/v1/json-rpc?chainId=100 \
    --header 'content-type: application/json' \
    --data '{
      "id": 1,
      "jsonrpc": "2.0",
      "method": "debug_storageRangeAt",
      "params": [
        "0x76f64c40d6493cf00426be2eecdaf3f968768619bfb21ce6c57921be497ab3f7",
        0,
        "0xdafea492d9c6733ae3d56b7ed1adb60692c98bc5",
        "0x0000000000000000000000000000000000000000000000000000000000000000",
        1
      ]
    }'
  ```
</RequestExample>

<ResponseExample>
  ```json Success theme={null}
  {
    "jsonrpc": "2.0",
    "id": 1,
    "result": []
  }
  ```
</ResponseExample>