The slain labourer, who hailed from West Bengal, was identified as Mohammad Afrazul.
The accused who allegedly committed the crime in Raj Nagar has been arrested, SP Rajsamand Manoj Kumar told PTI.
He said that the accused Shabhu Lal, a resident of Raj nagar, was being interrogated.
Home minister Gulabchand Kataria condemned the incident and said that the investigation has been handed over to SIT for further investigation.
In the video, the labourer was hacked and burnt to death.
According to the IG Udaipur Anand Srivastava, the accused was also seen shouting at the victim in the video.
The investigation is on and matter is being probed for further details, he added.
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