Block details.
Epoch: 88 Number of transactions in block: 1 slot_no: 1900955 epoch_slot_no: 155 block_no: 1899483 slot_leader_id: 13 size: 1032 time: 2018-12-07 22:36:31 proto_major: 0 proto_minor: 2 hash: \x13339acbcbd4239b736e3d32182b03472ac336f8664e4864c8b3f808d8cdfd66Block Operator
vrf_key: op_cert: op_cert_counter: