PS C:\...\dotnet-docs-samples\firestore\api\AddData> dotnet run
Usage:
C:\> dotnet run command YOUR_PROJECT_ID
Where command is one of
add-doc-as-map
update-create-if-missing
add-doc-data-types
add-simple-doc-as-entity
set-requires-id
add-doc-data-with-auto-id
add-doc-data-after-auto-id
update-doc
update-nested-fields
update-server-timestamp
update-document-array