Repro
Here is repo:
https://github.com/doniyor2109/demo-error-for-typescript-eslint-no-exlicit-any

{
  "rules": {
    "@typescript-eslint/no-explicit-any": [
      "error",
      {
        "ignoreRestArgs": true
      }
    ]
  }
}

	type Request = any;

Expected Result
Should report about usage of any.
Actual Result
Throws error: TypeError: Cannot read property 'type' of null

Additional Info
Stack trace

node_modules/@typescript-eslint/eslint-plugin/dist/rules/no-explicit-any.js:71:26)

Versions