t)
      "blocks" : n,                    (numeric) number of blocks in this chainstate
      "bestblockhash" : "hex",         (string) blockhash of the tip
      "bits" : "hex",                  (string) nBits: compact representation of the block difficulty target
      "target" : "hex",                (string) The difficulty target
      "difficulty" : n,                (numeric) difficulty of the tip
      "verificationprogress" : n,      (numeric) progress towards the network tip
      "snapshot_blockha