test-log.js

const ethers = require('ethers');

let abi = {
    "anonymous": false,
    "inputs": [
        {
            "indexed": true,
            "name": "hash",
            "type": "bytes32"
        },
        {
            "indexed": true,
            "name": "name",
            "type": "string"
        },
        {
            "indexed": false,
            "name": "value",
            "type": "uint256"
        },
        {
            "indexed": false,
            "name": "registrationDate",
            "type": "uint256"
        }
    ],
    "name": "HashInvalidated",
    "type": "event"
};

var interface_instance = new ethers.utils.Interface([abi]);
var parsedLog = interface_instance.parseLog({
    topics: [
        '0x1f9c649fe47e58bb60f4e52f0d90e4c47a526c9f90c5113df842c025970b66ad',
        '0xd8321837f963bcc931d1ac71557689dcf6b35ea541a11bad4907ac76f0525d37',
        '0xd8321837f963bcc931d1ac71557689dcf6b35ea541a11bad4907ac76f0525d37',
    ],
    data: '0x000000000000000000000000000000000000000000000000002386f26fc10000000000000000000000000000000000000000000000000000000000005a7c42f9'
});

var parsedValues = parsedLog.values;

var result = {};
for (var k in parsedValues) {
    if (parsedValues.hasOwnProperty(k)) {
        result[k] = ethers.utils.Interface.isIndexed(parsedValues[k]) ? parsedValues[k].hash : parsedValues[k]
    }
}

console.log(result);