Engine stats - library of congress

Engine name	Scores	Result count	Response time	Reliability
library of congress				0

Errors and exceptions

Exception	json.decoder.JSONDecodeError	Percentage	100
Parameter	Expecting value
Filename	searx/engines/loc.py:49
Function	response
Code	json_data = resp.json()

**Version of SearXNG, commit number if you are using on master branch and stipulate if you forked SearXNG**
Repository: https://github.com/searxng/searxng
Branch: master
Version: 2024.5.24+75e4b6512

**How did you install SearXNG?**

**What happened?**

**How To Reproduce**

**Expected behavior**

**Screenshots & Logs**

**Additional context**

**Technical report**

Error
  * Error: json.decoder.JSONDecodeError
  * Percentage: 100
  * Parameters: `('Expecting value',)`
  * File name: `searx/engines/loc.py:49`
  * Function: `response`
  * Code: `json_data = resp.json()`

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