premiumIndex method

Future<Either<String, PremiumIndex>> premiumIndex({
  1. required String symbol,
})

Mark Price and Funding Rate

Weight: 1

Implementation

Future<Either<String, PremiumIndex>> premiumIndex({
  required String symbol,
}) {
  Map<String, String> params = {'symbol': symbol};
  return sendRequest(
    path: 'fapi/v1/premiumIndex',
    type: RequestType.GET,
    params: params,
  ).then(
      (r) => r.isLeft ? Left(r.left) : Right(PremiumIndex.fromMap(r.right)));
}