Block details.
Epoch: 194 Number of transactions in block: 5 slot_no: 4193391 epoch_slot_no: 2991 block_no: 4191283 slot_leader_id: 3 size: 3187 time: 2020-05-21 14:21:51 proto_major: 1 proto_minor: 0 hash: \xaad052517d172f88764f15b1913d79ab0f5b348b2775d6adeea29595bf457a6aBlock Operator
vrf_key: op_cert: op_cert_counter: