Send BackBundle

Introduction

This interface is used to receive bundle which is put at the block tail, allowing all transactions within the bundle to have a gas price of 0 gwei. Currently, this interface only supports the Virginia endpoint, it is recommended to deploy your service nearby.

Endpoint

https://virginia.builder.blockrazor.io

Request Parameter

Parameters	Mandatory	Format	Example	Description
txs	true	array[hex]	["0x…4b"]	signed raw transaction
blockNumber	true	uint64	106211355	The target block in which the bundle is expected to be included

Request Example

curl -X POST \
  -H "Content-Type: application/json" \
  -H "Authorization: <YOUR_TOKEN>" \
  -d '{
    "jsonrpc": "2.0",
    "id": 1,
    "method": "eth_sendBackBundle",
    "params": [
      {
        "txs": ["0x...4b"],
        "blockNumber": 106211355
      }
    ]
  }' \
  https://virginia.builder.blockrazor.io

Response Example

Normal

{
 "jsonrpc":"2.0",
 "id":"1",
 "result":null
}‍

Abnormal

{
  "jsonrpc": "2.0",
  "id": 1,
  "error": {
    "code": -32000,
    "message": "bundle missing blockNumber"
  }
}