message: fix(utxo-lib): fixed unchecked cast to Number
  Ticket:
diff: @@ -393,7 +393,7 @@ export abstract class AbstractUtxoCoin extends BaseCoin {
  * @returns {Array}
  */
  protected static findMissingOutputs(expectedOutputs: Output[], actualOutputs: Output[]): Output[] {
  - const keyFunc = ({ address, amount }: Output): string => `${address}:${Number(amount)}`;
  + const keyFunc = ({ address, amount }: Output): string => `${address}:${amount}`;
  const groupedOutputs = _.groupBy(expectedOutputs, keyFunc);
  actualOutputs.forEach((output) => {
  