What is your username? Chupeta22
Please link to the wiki here: http://pt-br.harrypotter.wikia.com
How many edits have you made on that wiki? 130
How many days/months have you been editing there? 3 days
On the Special Pages → Special:ListAdmins when was the last time an admin edited, and who was it? Thiago752, July 13, 2016
Any other information:
You would need to place an adoption request for a Brazilian Portuguese wiki through the Portuguese Community Central (I don't think they have one in pt-br...). Here, there can only be English adoption requests.
Hope this helps!