code: func (_PublicResolver *PublicResolverSession) ABI(node [32]byte, contentTypes *big.Int) (struct {
  	ContentType *big.Int
  	Data        []byte
  }, error) {
  	return _PublicResolver.Contract.ABI(&_PublicResolver.CallOpts, node, contentTypes)
  }
docs: // ABI is a free data retrieval call binding the contract method 0x2203ab56.
  //
  // Solidity: function ABI(node bytes32, contentTypes uint256) constant returns(contentType uint256, data bytes)