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POST
/
66f812de2a6724a75a51f60dd6f2a154
debug_getRawBlock
curl --request POST \
  --url https://nd-954-882-037.p2pify.com/66f812de2a6724a75a51f60dd6f2a154 \
  --header 'Content-Type: application/json' \
  --data '
{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "debug_getRawBlock",
  "params": [
    "latest"
  ]
}
'
{
  "jsonrpc": "<string>",
  "id": 123,
  "result": "<string>"
}
Arbitrum API method that returns the RLP-encoded block data for a given block number or tag. The response includes the complete block in its raw encoded format, including the header and all transactions. This method is useful for low-level block analysis and custom block processing.
Learn how to deploy a node with the debug and trace API methods enabled.
This method is available for post-Nitro blocks only (block 22,207,815 and later). For pre-Nitro blocks, use the arbtrace_* methods instead.
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​
Parameters

  • quantity or tag — the block number in hex format or block tag (latest, earliest, pending, safe, finalized).

​
Response

  • data — the RLP-encoded block data as a hex string, including the header and all transactions.

​
debug_getRawBlock code examples

const ethers = require('ethers');
const NODE_URL = "YOUR_CHAINSTACK_ENDPOINT";
const provider = new ethers.JsonRpcProvider(NODE_URL);

const debugGetRawBlock = async (block) => {
  const result = await provider.send("debug_getRawBlock", [block]);
  console.log(result);
};

debugGetRawBlock("latest");

​
Use case

The debug_getRawBlock method is useful for applications that need to process or archive raw block data. Developers building custom block explorers, data pipelines, or cross-chain verification tools can use this method to retrieve the complete block in its serialized format for custom parsing and analysis.

Body

application/json
​
id
integer
default:1
​
jsonrpc
string
default:2.0
​
method
string
default:debug_getRawBlock
​
params
string[]

Block number in hex format or tag (latest, earliest, pending, safe, finalized).

Response

200 - application/json

Returns the RLP-encoded block.

​
jsonrpc
string
​
id
integer
​
result
string
Last modified on March 13, 2026