stakingPriority method

Implementation

Future<PrioritiesEstimate> stakingPriority() async {
  try {
    final result =
        await client.get(api('transaction/priority', {"key": "st"}));
    return PrioritiesEstimate.fromJson(result['st']);
  } on ExplorerException catch (e) {
    print(e);
    throw ExplorerException(
        code: e.code, message: '{"priority": "${e.message}"}');
  }
}