Rank is a reserved keyword and should be escaped

[Mark-H]

Discussed at https://community.modx.com/t/tagger-not-showing-tags-or-rendering-assigned-tags-on-backend/3984 - the processor is sorting by rank but does not seem to escape the value before passing into sortby.

[rthrash]

This issue has been mentioned on MODX Community. There might be relevant details there:

https://community.modx.com/t/tagger-not-showing-tags-or-rendering-assigned-tags-on-backend/3984/9