getBlockTxids method
Returns a list of all txids in the block.
Implementation
Future<List<String>> getBlockTxids(String hash) async {
var response = await http.get(Uri.parse("$url/api/block/$hash/txids"));
List<dynamic> json = jsonDecode(response.body);
List<String> result = json.map((i) => i as String).toList();
return result;
}