Block details.
Epoch: 45 Number of transactions in block: 2 slot_no: 990455 epoch_slot_no: 18455 block_no: 990348 slot_leader_id: 6 size: 1547 time: 2018-05-11 04:16:31 proto_major: 0 proto_minor: 1 hash: \x499ed555c6c245f4aa499bfd362742e5af91d0405bed6a33f911d68d86557ddeBlock Operator
vrf_key: op_cert: op_cert_counter: