Utils

About

Utils API has a bunch of useful endpoints for different purposes that cannot be put in other categories.

Routes

POST /utils/rpc/{network}

Proxy route for ExtraWallet RPC nodes. Currently supports Ethereum, Optimism, Bsc, Avalanche, Polygon, Arbitrum, Base, Solana, Sui, Ton. Accepts JSON RPC request, returns the response of the node.

POST /utils/rpc/{network}/testnet

Proxy route for ExtraWallet RPC testnet nodes. Currently supports Optimism, Bsc, Avalanche, Polygon, Arbitrum, Base, Solana, Ton. Accepts JSON RPC request, returns the response of the node.

POST /utils/sendrawtransaction?chain={network_id}&tx={raw_tx}

Send raw transaction. Currently supports only a part of the networks. Supported network_ids: dogecoin, bitcoin, litecoin, cardano, bch. raw_tx should be a raw transaction string to send.

Returns the node response.

POST /utils/getrawtransaction?chain={network_id}&tx={tx}

Send raw transaction. Currently supports only a part of the networks. Supported network_ids: dogecoin, bitcoin, litecoin, cardano, bch, ton. tx should be a transaction hash.

Returns the node response.

GET /utils/fund-testnet-account/{address}

Fund address on MoreThanWallet's own testnet.

GET /utils/protocol-parameters

Get protocol data of cardano in the following format:

{
  "parameters": { ... },
  "blockData": { ... }
}

To read more about parameters content, please, go to Blockfrost documentation here, and to know more about blockData read this.

POST /utils/simulate-tx

Simulate transaction using Tenderly and make simulation public.

Request body example:

{
  "chain": "42161",
  "input": {
    "from": "0x290b65995dede04c163cb3668096b99505fe0759",
    "to": "0x6a000f20005980200259b80c5102003040001068",
    "input": "0xe3ead59e...",
    "gas": 228331,
    "gas_price": "0xa7d8c0",
    "value": "0x0",
    "block_number": 200000,
    "simulation_type": "full"
  }
}

Request fields

Field	Type	Description
chain	string	Chain id of the blockchain the simulation should take place on. Currently supported: 1, 137, 10, 56, 8453, 43114, 42161.
input	object	Object with properties to specify the transaction data for simulation.
from	string	Which address is sending the transaction.
to	string	Which address is the target of the transaction.
input	string	Transaction calldata.
gas	(Optional)number	The amount of gas to be used.
gas_price	(Optional)string	The gas price to be used.
value	(Optional)string	Value of the transaction.
block_number	(Optional)number	Blocknumber at which the transaction should take place. If absent, the most recent block is used.
simulation_type	(Optional)string	Type of the simulation. Defaults to full. You can read more about it here

Returns all the fields returned from Tenderly plus url of the simulation in simulationUrl field.

POST /utils/first-tx

Get information about the time of first transaction of the contract on given netwroks. Expects body in the following format

{
  "networkIds": ["ethereum", "base"],
  "address": "0xDEF171Fe48CF0115B1d80b88dc8eAB59176FEe57"
}

Request fields

Field	Type	Description
networkIds	array	Array of network ids. Currently supported ids: arbitrum, avalanche, base, bsc, ethereum, optimism, polygon, zkevm.
address	string	Address to search the first transaction of.

Returns record with network ids as keys and objects with timestamps as values.

Example:

{
  "ethereum": {
    "timestamp": 1718273567
  },
  "optimism": {
    "timestamp": 1718271665
  },
  "avalanche": {
    "timestamp": 1718276992
  },
  "polygon": {
    "timestamp": 1718272151
  },
  "bsc": {
    "timestamp": 1718271168
  }
}