Querying CosmosDB_SQL from ASP.NET Core 8 Web API to return Single value

I want to return single value from an ASP.NET Core 8 Web API method:

Querying CosmosDB_SQL from ASP.NET Core 8 Web API to return Single value

I want to return single value from an ASP.NET Core 8 Web API method:

Querying CosmosDB_SQL from ASP.NET Core 8 Web API to return Single value

I want to return single value from an ASP.NET Core 8 Web API method:

Querying CosmosDB_SQL from ASP.NET Core 8 Web API to return Single value

I want to return single value from an ASP.NET Core 8 Web API method:

Querying CosmosDB_SQL from ASP.NET Core 8 Web API to return Single value

I want to return single value from an ASP.NET Core 8 Web API method:

Querying CosmosDB_SQL from ASP.NET Core 8 Web API to return Single value

I want to return single value from an ASP.NET Core 8 Web API method: