code: func (_Chequebook *ChequebookSession) Sent(arg0 common.Address) (*big.Int, error) {
  	return _Chequebook.Contract.Sent(&_Chequebook.CallOpts, arg0)
  }
docs: // Sent is a free data retrieval call binding the contract method 0x7bf786f8.
  //
  // Solidity: function sent( address) constant returns(uint256)