option log '1'
must be contained in the config file.
Note**
The topic ARN follows this format:
arn:aws:iot:*your-region*:*your-aws-account*:topic/*<your/topic>*
For example:
arn:aws:iot:us-east-1:123456789012:topic/my/topic
Topics
The message broker uses topics to route messages from
publishing clients to subscribing clients. The forward slash (/) is
used to separate topic hierarchy.
Note
We do not recommend using personally identifiable information in
your topics.
The following table lists the wildcards that can be used in the topic
filter when you subscribe.
Topic Wildcards
Must be the last character in the topic to which you are subscribing. Works as a wildcard by matching the
current tree and all subtrees. For example, a subscription to Sensor/# receives messages published