http://btcexpz7xlwrqknqw6p3bok6shf73qtkd6zxct4x4qta2ktvh7ntprad.onion/rpc-browser?method=gettxoutsetinfo
Options: 'hash_serialized_3' (the legacy algorithm), 'muhash', 'none'.
2. hash_or_height (string or numeric, optional, default=the current best block) The block hash or height of the target height (only available with coinstatsindex).
3. use_index (boolean, optional, default=true) Use coinstatsindex, if available.