Nxtra is a subsidiary of Bharti Airtel.
Airtel has removed the data usage cap on all existing plans.
The valuation of the company was estimated to be up to $3 billion.
According to a BSE filing, the parties to the proposed transaction, for which a legally binding memorandum of understanding had previously been signed, had "executed a Share Purchase Agreement and finalized the transaction."
30 to 40 cities are being added daily to the company's 5G network.
Acquisition done for Rs 18.45 crore.
Vedanta is the parent company of Hindustan Zinc.
Floor price for the offer-for-sale set at Rs 2,450 per share.
Reliance Industries and its partner BP Exploration (Alpha) Ltd (BPEAL) are set to conduct an e-auction on April 3.
Currently, the service is available in 45 cities.