Moralis Web3 Filters

Helper methods to enable complex web3 filters via a structured query langauge.

``js
import { MoralisWeb3 } from 'moralis-web3-filters'

const decode = new MoralisWeb3.Decode(TransferErc721Abi)
const filter = new MoralisWeb3.Filter({ eq: ['tokenId', '5549'] }, decode)

filter.check(mockLog1) // true
filter.check(mockLog2) // false
``