Conversation so far:
in what month was the election?
In may
what position did Narendra Modi run for in the election?
Prime Minister
what political party was Narendra Modi in?
the BJP
did Narendra Modi win the election?
He was again sworn in as Prime minister on 30 May 2019. On 30 July 2019
how many votes did Narenda Modi get?
6,74,664 votes
who was Narendra Modi opponent?
Aam Aadmi Party leader Arvind Kejriwal
for how long was Narendra Modi prime minister?
As of 2019 Narendra Modi is still Prime minister of India
where did Narendra modi do his campaigning?
The BJP's campaign was assisted by its wide influence in the media
where did Narendra Modi get the money from to pay for that cost?
from corporate donors
what did Narendra Modi do when he campaigned?
Narendra Modi made extensive use of social media

Question: what social media did he use?
Self-contained rewrite: what social media did Narendra Modi use?