[7.x][ML] Send autodetect config updates as JSON (#67721)#67750

Merged

edsavage merged 1 commit intoelastic:7.xfrom edsavage:autodetect_control_messages_json_7x

Jan 20, 2021

+68-389

Commits on Jan 20, 2021

[ML] Send autodetect config updates as JSON (elastic#67721 )
edsavage
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