oracle03.sol

function createRequest (
  string memory _urlToQuery,
  string memory _attributeToFetch
)
public
{
  uint lenght = requests.push(Request(currentId, _urlToQuery, _attributeToFetch, ""));
  Request storage r = requests[lenght-1];

  // Hardcoded oracles address
  r.quorum[address(0x6c2339b46F41a06f09CA0051ddAD54D1e582bA77)] = 1;
  r.quorum[address(0xb5346CF224c02186606e5f89EACC21eC25398077)] = 1;
  r.quorum[address(0xa2997F1CA363D11a0a35bB1Ac0Ff7849bc13e914)] = 1;

  // launch an event to be detected by oracle outside of blockchain
  emit NewRequest (
    currentId,
    _urlToQuery,
    _attributeToFetch
  );

  // increase request id
  currentId++;
}