How to ignore LanguageInjection in kotlin PSI for value containing placeholder "\${my-placeholder}"?

How to ignore LanguageInjection in kotlin PSI for value containing placeholder “${my-placeholder}”

I am using ignore-pattern as the value \\\$\{.+\} but it is ignored completely.

injectionConfig:

<injection language="RegExp" injector-id="kotlin">
<display name>...</display name>
<place><![CDATA[ ...]]></place>
<ignore-pattern>\\\$\{.+\}</ignore-pattern>
</injection>

Can anyone help me?

Could you show an example where you want to ignore the injection? Which plugin sets the injection place?