hexValue property
Returns hex representation of bytes contained in this memo.
Example:
MemoHash memo = MemoHash("4142434445");
memo.getHexValue(); // 4142434445000000000000000000000000000000000000000000000000000000
memo.getTrimmedHexValue(); // 4142434445
Implementation
String get hexValue => Util.bytesToHex(this._bytes).toLowerCase();