function gethCacheById(id, key) { return new Promise((resv, rej) => { client.hmget(id, key, (err, res) => { resv(res[0]); }) }) }
function gethCacheById(id, key) { return new Promise((resv, rej) => { client.hmget(id, key, (err, res) => { resv(res[0]); }) }) }