Accept `Map<String, dynamic>` in `Hint` class #63

Job	Run time
android \| ubuntu-latest \| stable	1m 7s
android \| ubuntu-latest \| beta	1m 6s
linux \| ubuntu-latest \| stable	1m 57s
linux \| ubuntu-latest \| beta	1m 20s
cancel-previous-workflow	2s
ios \| macos-latest \| stable	1m 44s
macos \| macos-latest \| stable	2m 30s
windows \| windows-latest \| stable	2m 39s
windows \| windows-latest \| beta	2m 42s
analyze / analyze	1m 56s
analyze / cancel-previous-workflow	2s
analyze / package-analysis	1m 1s
	18m 6s

Provide feedback