 n,                (numeric, optional) The height of the block
  "ins" : n,                   (numeric, optional) The number of inputs (excluding coinbase)
  "maxfee" : n,                (numeric, optional) Maximum fee in the block
  "maxfeerate" : n,            (numeric, optional) Maximum feerate (in satoshis per virtual byte)
  "maxtxsize" : n,             (numeric, optional) Maximum transaction size
  "medianfee" : n,             (numeric, optional) Truncated median fee in the block
  "mediantime" : n,  