{
    "_id" : ObjectId("5c9204b974c01413c0f87yu87"),
    "name" : "Micheal",
    "createdAt" : ISODate("2019-03-20T09:15:37.220Z"),
    "updatedAt" : ISODate("2019-03-20T09:15:37.220Z")
}

{
    "_id" : ObjectId("5c92050c74c01413c0f7ue64"),
    "name" : "Karthik",
    "createdAt" : ISODate("2019-03-20T09:17:00.028Z"),
    "updatedAt" : ISODate("2019-03-20T09:17:00.028Z")
}

User.find({ "name" : { $regex : ".*Mical.*" }})....

User.find({ name: { $in: ["Mical"] }})....