code: def block_verify( cls, verified_block_header, block_txids ):
          
  
          block_data = {
              'merkleroot': verified_block_header['merkleroot'],
              'tx': block_txids
          }
  
          return bits.block_verify( block_data )
docs: Given the block's verified header structure (see block_header_verify) and
          its list of transaction IDs (as hex strings), verify that the transaction IDs are legit.
  
          Return True on success
          Return False on error.