TRANSACTION_SIZE_LIMIT"</span><span class="p">:</span><span class="mi">1024</span><span class="p">,</span><span class="w">
      </span><span class="s2">"STEEM_MIN_UNDO_HISTORY"</span><span class="p">:</span><span class="mi">10</span><span class="p">,</span><span class="w">
      </span><span class="s2">"STEEM_NULL_ACCOUNT"</span><span class="p">:</span><span class="s2">"null"</span><span class="p">,</span><span class="w">
      </span><span class="s2">"STEEM_NUM_INIT_MINERS"</span><span class="p">:</span><