Publish 1000+ sensors data from Node-Red to ThingsBoard using MQTT

[propre]

Thank you Steve, Thingsboard use device token differentiate sensor. And topic is fixed "v1/devices/me/telemetry".

MQTT Device API Reference

Thingsboard calling format:
mosquitto_pub -d -q 1 -h "mqtt.thingsboard.cloud" -p "1883" -t "v1/devices/me/telemetry" -u "YOUR_ACCESS_TOKEN" -m {"temperature":25}