NAM Air Boeing 737-500 (PK-NAP, named "Megah"), at Ngurah Rai Airport. It appears they're unloading cargo. And according to Planespotter.net, the PK-NAP, was formerly PK-CMC, which I spot a year ago.
<a href="//commons.wikimedia.org/wiki/User:Sabung.hamster" title="User:Sabung.hamster">Sabung.hamster</a>
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<span class="int-own-work" lang="en">Own work</span>