message: coerce filter field to boolean
diff: @@ -70,8 +70,8 @@ class TransactionSearcher {
  toBlockNumber = get(orClause, 'block-number.range.lte');
  }
  - let onlySuccessfulTransactions = get(orClause, 'transaction-successful.exact') ||
  - get(orClause, 'transaction-successful');
  + let onlySuccessfulTransactions = Boolean(get(orClause, 'transaction-successful.exact') ||
  + get(orClause, 'transaction-successful'));
  let txns = await this.transactionIndex.getTransactionsForAddress(
  address, {
  