[BUG] JSON parse error when wrong HTTP method used

[arddluma]

Describe the bug

When using /metadata endpoint using POST,PUT or other than GET request throws a weird JSON parse error

  "statusCode": 400,
  "error": "Bad Request",
  "message": "Unexpected token [ in JSON at position 15"
}

Expected behavior

Should show:
This HTTP method is not supported for this endpoint, please use GET (or POST depending on endpoint)

Steps to reproduce

Call https://arka.etherspot.io/metadata?apiKey={apikeyhere}&chainId=80002 using POST request

Additional context

No response

Operating system

macOS

Arka version or commit hash

1.2.9