Questions tagged [raw-transaction]
A transaction byte-encoded using the Recursive-Length Prefix (RLP) algorithm. Before Constantinople, it needs to be signed before it will be accepted by the network.
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Create and sign OFFLINE raw transactions?
I'm looking to create a raw transaction, sign it, and broadcast it using the eth.sendRawTransaction RPC method.
I would like to do this offline using code or an open-source library OR online but ...
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How to properly create a raw transaction and sign it using web3 in browser
I want to create and sign a transaction in browser using web3. In order to create a raw transaction, I think I have to do something like this (hopefully you can fill the gaps of my knowledge)
var pk =...
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error: replacement transaction underpriced
Im trying to send a raw transaction using web3 to ropsten testnet and Im getting this error:
replacement transaction underpriced
where sometimes my tx works and sometimes I get this error.
my tx ...
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Is there any safe way to send money from a cold wallet, using an untrusted computer?
You have 2 computers. One is 100% offline and, thus, trusted. Other is online. Private keys are stored on the offline computer and the online computer has no access to it. Is there any way to sign a ...
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What is the ethereum transaction data structure?
I'd like to know the detail of the Ethereum transaction data structure.
What data is stored in transaction?
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How can I easily parse a raw transaction?
In the Bitcoin ecosystem, there are tools like https://blockchain.info/decode-tx to decode a raw transaction. Is there a site that offers the equivalent for Ethereum?
I'm looking for an easy way to ...
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Difference between transactions and raw transactions in web3.js
Reading the documentation of web3.js I have come across sending transactions and raw transactions.In the documentation it's specified that send raw transaction sends an already signed transaction.
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What is a "raw transaction" and what is it used for?
I come across a lot of posts on Ethereum Stack Exchange about "raw transactions" (more than 45 posts have this tag at the moment), but I don't really understand what it is. I have searched both Stack ...
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Can I use any nonce as long as it is not previously been used?
When creating raw transactions, do I have to increase the nonce always in increments of 1 or can I use any nonce as long as it has not been used before?
Are there any specific rules? Could I also go ...
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web3.eth.sendRawTransaction: cannot unmarshal hex string without 0x prefix
When I call sendRawTransaction, I got
"[Error: invalid argument 0: json: cannot unmarshal hex string without
0x prefix into Go value of type hexutil.Bytes]"
I think all of params have "0x" ...
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How to get the transaction confirmations using the JSON RPC
How do I get the block confirmations for a specific transaction using the JSON RPC?
This is information that would come inside the transaction JSON in bitcoin but it doesn't seem to come in ethereum.
...
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Building a raw contract transaction with ethers.js
Can't find any good documentation on creating a raw transaction with contract data in ethers.js. The equivalent in web3 is adding the encodeABI on the data property. Any guidance on this?
This isn't ...
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Retrieve the signature of a transaction on the blockchain
How can you find the signature of a transaction? web3.eth.getTransaction() doesn't appear to make that available.
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How to get the transaction hash once it is mined?
In JavaScript (web3.js), how do I get the transaction-hash corresponding to a function executed in my smart contract?
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javascript local sign and sendRawTransaction to remote node
In order to use Web3 provided by MyEtherAPI, I need to locally sign a transaction, since myetherapi supports only eth_sendRawTransaction.
I found a good source to do so on github, unfortunately it ...
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What is chainID? Raw transaction from myEther wallet
So I just ran a function from a contract on Ropsten from myetherwallet.com. It ran fine via metamask, but I was just wondering what chainID was in the rawTx file?
{
"nonce":"0x2e",
"gasPrice":"...
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How to construct a raw Ethereum transaction from transaction data
Let's say I have the following transaction information:
{
"jsonrpc":"2.0"
"id":0
"result":{
"blockHash":"...
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How to send transaction/call function from server-side?
After an event emits from my smart contract and I hear it server-side, I want to call a certain function in the smart contract and pass it some information to use.
I'm wondering how you place a ...
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How to call my contract's function using sendRawTransaction?
I am trying to call my contract's method using sendRawTransaction. I have a function in my contract
updateReading(address consumerAddress,
uint32 consumerMeterId,
uint64 ...
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Using web3 to sign a transaction without connecting to geth
Is it possible to use the web3.js library in a client's browser to let them generate an address and sign a transaction without them connecting to an ethereum node?
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Get raw transaction from hash
I wonder if there is an equivalent to bitcoind's getrawtransaction, i.e., a command to dump a raw transaction in hex format, given its hash id.
I am working preferably in geth.
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Can not send eth on Ropsten using Infura node
I am trying to send some test ether on Ropsten network using Infura but I can not make a transaction. Code works locally with testrpc but not with Infura
var Web3 = require('web3');
var util = ...
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sendRawTransaction results in queued TXs
I attempted to send raw TXs via eth.sendRawTransaction API but get stuck. I'm using EthereumJS to generate and sign TXs, and indeed, I can submit TXs through eth.sendRawTransactin, but the TXs always ...
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Pending transactions removed from txpool in geth
We have been working on load-testing our private blockchain network using geth and Web3j. The transactions are sent using Web3j.
We send 100 transactions, where every block has space for about 25 of ...
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Symbolic decoding of a transaction for Solidity
I have a Solidity contract source code and a raw transaction (hex) from blockchain. Is it possible for me to decode the transaction to its symbolic format, so I can see what contract methods are ...
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Can I deploy a contract to an arbitrary address that I choose?
If I want to create a smart contract by executing a raw tx, is it mandatory to compute the new contracts address the way it's been defined, or could I pick my own address arbitrarly? Why?
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How to call a function and to read return values from an external deployed contract address?
I am trying to call a function from deployed contract address using the below format
DeployedContractAddress.call(bytes4(keccak256("get(address)")),0xfffff);
But when trying to call the get(_address)...
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Can I get the raw transaction using Nethereum?
How do I get a raw transaction for a transaction on the blockchain using web3/Nethereum?
An example of a raw transaction can be seen here:
https://etherscan.io/getRawTx?tx=...
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Send signed transaction from nodejs to private SmartContract using webjs in Quorum network not working
Context
I have a quorum network mounted following the example of 7nodes. In node 1 I have deployed a smart contract privately, putting the public key of this ("BULeR8JyUWhiuuCMU/HLA0Q5pzkYT+...
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How to get the value of the transaction?
I am using web3.py but I need help to know the value of the transaction sent.
I know that the information is stored in the input but how do I parse the string. I know nothing about ABI.
Here is the ...
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Raw transaction nonce won't increment until confirmation
I am building transactions manually and have been able to successfully create raw transactions which can be broadcasted to the network.
My problem is, that while I can get a nonce from the web3....
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Get the balance of an ERC20 token at an Ethereum address [duplicate]
I'm trying to get the balance of a token on an Ethereum address. So let's say my Ethereum address has 1 SNT. I'd like to make a call to get that 1 SNT as a response. I've written many other calls ...
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How to make transaction using private key and address using web3j
I have a private key and address . Is it possible to make transaction with these parameter using web3j.
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field size and value range of chainId (EIP-155)
EIP-155 defined a list of chain IDs, e.g. main net is 1 Ropsten is 2. I don't seem to be able to find a definition about its supposed value range and data size.
Quoting the yellow paper rule (287)
...
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Assign metadata to a transaction
How can I append some (extra) data to a transaction that calls a contract method (with given parameters)? The transaction has only one 'data' field which is used to serialize the method call.
If I ...
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How to build a simple transaction?
Where is the information on the tx package build protocol? Bitcoin as an example, Bitcoin Wiki - Protocol Documentation: tx
Is there an example of serialization for python like this answer to How to ...
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How to encode empty transaction fields?
I want to RLP-encode a(n unsigned) transaction. Some fields of the transaction can be empty/null/zero. I want to know how they are encoded, though.
Let's assume the following transaction fields:
...
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Signing a raw transaction, wrong R and S values
I am trying to sign a raw transaction in javascript without relying on dependencies like web3, ethereumjs, etc.
I am following the python tutorial found here, and porting to JS as I go: https://...
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encode data input of the raw transaction to update an contract function? [duplicate]
I need to update a contract by calling one of their function but I cant use web3.js so I need to send a raw transaction.
example of function to be call on the contract:
test(address buyer, uint256 ...
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Sign and Verify transaction offchain
I want to sign and verify a transaction offchain, but I can't really find a proper example/documentation online from start to finish that explains the whole process. Can somebody point to some ...
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How to recover the public key from r, s and v without the private key
I would like to recover the public key (or address) from the r,s and v values of a signed transaction without using a private key. The idea of course being, that I want to use Nick's method to deploy ...
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Are the tx signed then RLP encoded then hashed to be transmitted to the blockchain for miners to mine?
Using the discussion of this link: https://ethereum.org/en/developers/docs/transactions/
It seems obvious that before the transaction is transmitted over the blockchain for miners to mine, the ...
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EIP-1559: Why does geth expect an input list for types.txdata?
I manually composed, signed, and serialized the following raw transaction:
...
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JSONRPC error on sendSignedTransaction
I run ganache, truffle and metmask. If I run the code below I get an error on the this.web3.eth.sendSignedTransaction() function:
EDIT: changed my code to the following.. Error remained the same ...
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What is wrong with this hand-made raw transaction?
Here are two RLP-encodings of two signings of the same transaction --- for Goerli. Notice how the "Signed by" address is different. This must be implying something is wrong with my signing ...
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Invalid sender when sending Raw Transaction, signed w/ ethereum-tx on PHP
I am using PHP and ethereum-tx library https://github.com/web3p/ethereum-tx to sign transactions but when trying to send them to the node I got an "invalid sender" error. Besides, exactly the same ...
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Meta transaction with web3
iam just wondering. Are meta transactions not the same like raw transactions, which are signed by the user in frontend and send to a backend, where the transaction gets deployed?
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A bit confused. How do I send ether using Web3j to an address (Android)
EDIT: I am using android platform
I think I'm a bit confused conceptually. I would appreciate it if someone could answer these few questions for me as I'm trying to make an app so that I can be ...
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Web3 sendSignedTransaction Transaction cost
I'm new to Ethereum world. I've just manage to create an example that calculates transaction fee and sends a signed transaction without a contract using Web3js library.
My issue is that my test ...
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