message: use latest token symbol in token entity
diff: @@ -26,13 +26,11 @@ export let protocolVersions = new Map<string, i32>();
  export function makeToken(address: Address): string {
  let token = toChecksumAddress(address);
  - if (Token.load(token) == null) {
  let tokenEntity = new Token(token);
  + tokenEntity.decimals = fetchTokenDecimals(address);
  tokenEntity.symbol = fetchTokenSymbol(address);
  tokenEntity.name = fetchTokenName(address);
  - tokenEntity.decimals = fetchTokenDecimals(address);
  tokenEntity.save();
  - }
  return token;
  }
  