@plugin.land/generate-nonce v1.1.0

Yes, a nonce is a number not used more than once. In its purest sense there should be no other requirements than this, i.e. randomness or unpredictability should not be necessary.

https://crypto.stackexchange.com/questions/8495/what-are-the-requirements-of-a-nonce

The nonce generated here is a random number.