ashb edited a comment on issue #14502:
URL: https://github.com/apache/airflow/issues/14502#issuecomment-787937974
```ipython
In [25]: fragment
Out[25]:
'logsV2:logs-insights$3FqueryDetail$3D$257E$2528end$257E$25272021-02-27T09*3a59*3a59.000Z$257Estart$257E$25272021-02-27T09*3a00*3a00.000Z$257EtimeType$257E$2527ABSOLUTE$257Etz$257E$2527Local$257EeditorString$257E$2527fields*20*40timestamp*2c*20message*0a*7c*20filter*20*40logStream*20*3d*20*27ip-172-31-16-53*27*0a*7c*20sort*20*40timestamp*20desc*0a*7c*20limit*2010000$257EisLiveTail$257Efalse$257EqueryId$257E$2527582c4f04-c056-4614-97cc-16916474edde$257Esource$257E$2528$257E$2527GitHubRunners$2529$2529'
In [26]: re.sub(r'\$([0-9A-F]{2})', lambda x: chr(int(x.group(1), 16)),
re.sub(r'\$25([0-9A-F]{2})', lambda x: chr(int(x.group(1), 16)), fragment))
Out[26]:
"logsV2:logs-insights?queryDetail=~(end~'2021-02-27T09*3a59*3a59.000Z~start~'2021-02-27T09*3a00*3a00.000Z~timeType~'ABSOLUTE~tz~'Local~editorString~'fields*20*40timestamp*2c*20message*0a*7c*20filter*20*40logStream*20*3d*20*27ip-172-31-16-53*27*0a*7c*20sort*20*40timestamp*20desc*0a*7c*20limit*2010000~isLiveTail~false~queryId~'582c4f04-c056-4614-97cc-16916474edde~source~(~'GitHubRunners))"
```
So there's at least three levels of escaping going on here. `$2528` is the
query-string equiv of `%2528` - `'\x28'` is a bracket.
I think `*3a` is the next level of escaping, and `'\x3a'` is `:`.
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