Task: Send workflow error to Telegram message

n8n workflow:
{"nodes":[{"name":"Error Trigger","type":"n8n-nodes-base.errorTrigger","position":[240,460],"parameters":{},"typeVersion":1},{"name":"Telegram","type":"n8n-nodes-base.telegram","position":[520,380],"parameters":{"text":"=Error in: <a href=\"https://n8n.txlab.io/workflow/\n{{$json[\"workflow\"][\"id\"]}}\n\"><b>\n{{$json[\"workflow\"][\"name\"]}}\n</b></a>\nNode: <a href=\"{{$json[\"execution\"][\"url\"]}}\">\"{{$json[\"execution\"]['lastNodeExecuted']}}\"</a>\nRetry: {{$json[\"execution\"]['retryOf']}}\n\n<pre>{{JSON.stringify($json[\"execution\"][\"error\"], undefined,2)}}</pre>","additionalFields":{"parse_mode":"HTML"}},"typeVersion":1}],"connections":{"Error Trigger":{"main":[[{"node":"@tennox","type":"main","index":0}]]}}}