function getRawHeader(_block) {
  if (typeof _block.difficulty !== 'string') {
    _block.difficulty = '0x' + _block.difficulty.toString(16)
  }

  const block = new EthereumBlock(_block)
  return block.header
}
function getRawHeader(_block) {
  if (typeof _block.difficulty !== 'string') {
    _block.difficulty = '0x' + _block.difficulty.toString(16)
  }

  const block = new EthereumBlock(_block)
  return block.header
}
function getRawHeader ( _block ) { if ( typeof _block . difficulty !== 'string' ) { _block . difficulty = '0x' + _block . difficulty . toString ( 16 ) } const block = new EthereumBlock ( _block ) return block . header }
Helper methods  raw header
Helper methods raw header