blockbaseopr

{
  "name": "histval",
  "base": "",
  "fields": [
    {
      "name": "key",
      "type": "name"
    },
    {
      "name": "block_hash",
      "type": "string"
    },
    {
      "name": "signed_producers",
      "type": "name[]"
    },
    {
      "name": "verify_signatures",
      "type": "string[]"
    },
    {
      "name": "packed_transaction",
      "type": "bytes"
    },
    {
      "name": "block_byte_in_hex",
      "type": "string"
    }
  ]
}