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Non-negative integer identifying Ethereum networks. Used for replay protection. 
import * as NetworkId from 'voltaire-effect/NetworkId'
import * as Schema from 'effect/Schema'
import { Effect } from 'effect'

// Schema
const mainnet = Schema.decodeSync(NetworkId.Number)(1)

// Effect
const program = NetworkId.from(1)
// Effect.Effect<NetworkIdType, InvalidNetworkIdError>

​
Constants

import { MAINNET, SEPOLIA, HOLESKY, GOERLI } from 'voltaire-effect/NetworkId'

MAINNET  // 1
SEPOLIA  // 11155111
HOLESKY  // 17000
GOERLI   // 5 (deprecated)
Fails on negative values or non-integers.