I want to update Params of 3 level of inner object with
entityParameters

I want only items in list entityParameters will update in x.Params
by Id , update all items of entityParameters if entityParameters.Id == x.Params.Id

I have a file which is a collection dump from MongoDB. I am serializing it like this:

I am using MongoDB and I am trying to make a query from C#.

Command aggregate failed: $geoNear, $near, and $nearSphere are not
allowed in this context, as these operators require sorting geospatial
data. If you do not need sort, consider using $geoWithin instead.
Check out https://dochub.mongodb.org/core/near-sort-operation and
https://dochub.mongodb.org/core/nearSphere-sort-operationfor

I am trying using MONGO DB C++ driver, and I am trying search my database if there is a field that equals a specific string.

I have a list of objects as such:

For example I have a collection of Parent(s):

For example I have a collection of Parent(s):