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MQTT Connection keep alive time value

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Hello folks, I'm using ThingSpeak MQTT API and now am struggling with MQTT connection keep alive time.
I can't find in the docs what keep alive time is recommend by ThingSpeak. Also I'm interesting in what value of keep alive time is the best for you?
Thanks in advance.

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Accepted Answer

Christopher Stapels
Christopher Stapels on 1 Feb 2020
Ive used 15 second sucessfully for a log time now. Its the default for the arduino mqtt pubsub library. I havent detected any issues yet.

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