Use a unique identifier name for your extension, for example the name of
your library or project. Do not use a shortened identifier as this increases
the risk of conflicts. We recommend you add at most one extension field,
an object which can contain all the values you need.
Custom extensions
Use a unique identifier name for your extension, for example the name of your library or project. Do not use a shortened identifier as this increases the risk of conflicts. We recommend you add at most one extension field, an object which can contain all the values you need.