BSC Block Builder Send PrivateTransaction API Reference

Use the BlockRazor BSC Block Builder Send PrivateTransaction API. Review the endpoint, parameters, request format, response fields, and integration example.

Introduction

This API is used to receive private transactions submitted by users, with the method name eth_sendPrivateTransaction

Request Parameters

Parameters	Mandatory	Format	Example	Description
transaction	Mandatory	String	"0x…4b"	signed raw transaction

Request Example

HTTPS

curl https://virginia.builder.blockrazor.io \
  -H 'content-type: application/json' \
  -H 'Authorization: <auth-token>' \
  --data '{
  "jsonrpc": "2.0",
  "id": "1",
  "method": "eth_sendPrivateTransaction",
  "params": ["0x…9c"]
}'

Proto

syntax = "proto3";

package sendbundle;

option go_package = "internal/ethapi/sendbundle;sendbundle";

service BundleService {
  rpc SendBundle (SendBundleArgs) returns (SendBundleResponse);
  rpc SendTransaction (SendTransactionArgs) returns (SendTransactionResponse);
}

message SendBundleArgs {
  repeated bytes txs = 1;
  uint64 maxBlockNumber = 2;
  uint64 minTimestamp = 3;
  uint64 maxTimestamp = 4;
  repeated string revertingTxHashes = 5;
}

message SendTransactionArgs {
  bytes tx = 1;
}

message SendBundleResponse {
    string result = 1;
}

message SendTransactionResponse {
    string result = 1;
}

Reponse Example

{
 "jsonrpc":"2.0",
 "id":"1",
 "result":"0xa06b……f7e8ec"  // tx hash
}‍‍

{
  "jsonrpc":"2.0",
  "id":"1",
  "error":{
    "code":-32000,
    "message":"nonce too low: next nonce 57, tx nonce 56"
    }
}