Meaning of “Twiera(ついえら)”

“Twiera(ついえら)” means “Well done for tweeting”
“Twi(つい)” is an abbreviation for “Tweet(ツイート)”.
“Era(えら)” is an abbreviation for “Erai(えらい)” which means “well done”.
It’s an internet slang among Vtuver.
We use this word when the Vtubers could tweet to anounce about 1 minutes before they start their live.

Example Conversation on twitter

Vtuber : I’m going to start live-stream soon!
listener : Twiera(ついえら)!

Vtuber : もうすぐ配信はじめまーす
listener : ついえら!

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