finding a key in nested object array

var target=[{"key1": "value1", "key2": "value22","obj":{"key3": "value3"}},{"key4": "value4"}]
var refer=[{"key1": "value1"}, {"key2": "value2"},{"key5": "value5"}]

var referMap=new Map();
var ansMap=new Map();
//building refer map
for(ind in refer){
    for(key in refer[ind]){
        referMap[key]=refer[ind][key];
    }
}
function iteratable(tgtObj){
    if(typeof tgtObj ==='array'||typeof tgtObj ==='object')
    {
        return true
    }
    else{
        return false;
    }
}
function find(tgtObj,tgtKey){
    if(iteratable(tgtObj)){
        for(key in tgtObj){
            if(iteratable(tgtObj[key])){
                let ansFound=find(tgtObj[key],tgtKey);
                if(ansFound){
                    return ansFound
                }//otherwise we continue to check next objects
            }
            else{
                if(key===tgtKey){
                    if(tgtObj[key]===referMap[key]){
                        ansMap[key] = "Matched"
                        return true;
                    }
                    else{
                        ansMap[key] = "Not Matched"
                        return false;
                    }
                }
            }
        }
       // console.log(`done`)
    }

}

for(key in referMap){
  find(target,key)

}
for(key in referMap){
    if(ansMap[key]){
        console.log(`"${key}"`,ansMap[key])
    }
    else{
        console.log(`"${key}" not found`)
    }

}