Block Content

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://cardano.blockfrost.io/schema/block_content",
  "title": "Block Content",
  "type": "object",
  "properties": {
    "time": {
      "type": "integer",
      "example": 1641338934,
      "description": "Block creation time in UNIX time"
    },
    "height": {
      "type": "integer",
      "nullable": true,
      "example": 15243593,
      "description": "Block number"
    },
    "hash": {
      "type": "string",
      "example": "4ea1ba291e8eef538635a53e59fddba7810d1679631cc3aed7c8e6c4091a516a",
      "description": "Hash of the block"
    },
    "slot": {
      "type": "integer",
      "nullable": true,
      "example": 412162133,
      "description": "Slot number"
    },
    "epoch": {
      "type": "integer",
      "nullable": true,
      "example": 425,
      "description": "Epoch number"
    },
    "epoch_slot": {
      "type": "integer",
      "nullable": true,
      "example": 12,
      "description": "Slot within the epoch"
    },
    "slot_leader": {
      "type": "string",
      "example": "pool1pu5jlj4q9w9jlxeu370a3c9myx47md5j5m2str0naunn2qnikdy",
      "description": "Bech32 ID of the slot leader or specific block description in case there is no slot leader"
    },
    "size": {
      "type": "integer",
      "example": 3,
      "description": "Block size in Bytes"
    },
    "tx_count": {
      "type": "integer",
      "example": 1,
      "description": "Number of transactions in the block"
    },
    "output": {
      "type": "string",
      "nullable": true,
      "example": "128314491794",
      "description": "Total output within the block in Lovelaces"
    },
    "fees": {
      "type": "string",
      "nullable": true,
      "example": "592661",
      "description": "Total fees within the block in Lovelaces"
    },
    "block_vrf": {
      "type": "string",
      "nullable": true,
      "example": "vrf_vk1wf2k6lhujezqcfe00l6zetxpnmh9n6mwhpmhm0dvfh3fxgmdnrfqkms8ty",
      "description": "VRF key of the block",
      "minLength": 65,
      "maxLength": 65
    },
    "op_cert": {
      "type": "string",
      "nullable": true,
      "example": "da905277534faf75dae41732650568af545134ee08a3c0392dbefc8096ae177c",
      "description": "The hash of the operational certificate of the block producer"
    },
    "op_cert_counter": {
      "type": "string",
      "nullable": true,
      "example": "18",
      "description": "The value of the counter used to produce the operational certificate"
    },
    "previous_block": {
      "type": "string",
      "nullable": true,
      "example": "43ebccb3ac72c7cebd0d9b755a4b08412c9f5dcb81b8a0ad1e3c197d29d47b05",
      "description": "Hash of the previous block"
    },
    "next_block": {
      "type": "string",
      "nullable": true,
      "example": "8367f026cf4b03e116ff8ee5daf149b55ba5a6ec6dec04803b8dc317721d15fa",
      "description": "Hash of the next block"
    },
    "confirmations": {
      "type": "integer",
      "example": 4698,
      "description": "Number of block confirmations"
    }
  },
  "required": [
    "time",
    "height",
    "hash",
    "slot",
    "epoch",
    "epoch_slot",
    "slot_leader",
    "size",
    "tx_count",
    "output",
    "fees",
    "block_vrf",
    "op_cert",
    "op_cert_counter",
    "previous_block",
    "next_block",
    "confirmations"
  ]
}