Where to get quality tumblr reposts that will help grow following?

My niche is music (chill/disco/deep/tropical house) and I am trying to get more followers I have started to follow 200 blogs per day and that seems to give a good amount of followers back but I have heard of people paying for larger tumblr accounts to reblog their content and hence help build there account, where would one pay for such service? How well does this work?

The a look at fiverr. Positive that there's reblogs being sold there

Update Daily Tumblr Profile. Update the Fresh Content then Automatic Increase your grow following.
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The quality of fiver reposts don't seem to be worth the money in terms of what you get back

There are some very good reblog services on fiverr but there are also very bad reblogs that are a waste of money and you need to figure out for yourself which ones are worth it.