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# MQTT Actions v1
Publish a message to a topic on an MQTT broker.
# Prerequisites
In addition to the MQTT Action service, the MQTT binding (1.x) must be installed and configured. The action can reference the broker(s) that are configured for the MQTT binding.
# Action
publish(String brokerName, String topic, String message): Publish the message to topic using the specified MQTT broker.
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