Successful response from titleformat.getBuiltinFields.
titleformat.getBuiltinFields
Map from readable name to pattern, such as "year": "$year(%date%)". Entries under playcount need the foo_playcount component.
"year": "$year(%date%)"
Always true here; a failed call resolves with ApiFailure instead.
true
ApiFailure
Successful response from
titleformat.getBuiltinFields.