fix: added default initializer for EthereumParameters;

Sources/web3swift/Transaction/EthereumParameters.swift

@@ -49,6 +49,30 @@ public struct EthereumParameters {
 
  /// access list for contract execution (EIP-2930 and EIP-1559 only)
  public var accessList: [AccessListEntry]?
+
+ public init(type: TransactionType? = nil,
+ to: EthereumAddress? = nil,
+ nonce: BigUInt? = nil,
+ chainID: BigUInt? = nil,
+ value: BigUInt? = nil,
+ data: Data? = nil,
+ gasLimit: BigUInt? = nil,
+ gasPrice: BigUInt? = nil,
+ maxFeePerGas: BigUInt? = nil,
+ maxPriorityFeePerGas: BigUInt? = nil,
+ accessList: [AccessListEntry]? = nil) {
+ self.type = type
+ self.to = to
+ self.nonce = nonce
+ self.chainID = chainID
+ self.value = value
+ self.data = data
+ self.gasLimit = gasLimit
+ self.gasPrice = gasPrice
+ self.maxFeePerGas = maxFeePerGas
+ self.maxPriorityFeePerGas = maxPriorityFeePerGas
+ self.accessList = accessList
+ }
 }
 
 public extension EthereumParameters {