//@objc(RnAmazonPaymentServiceSdk)
//class RnAmazonPaymentServiceSdk: NSObject {
//
//    @objc(multiply:withB:withResolver:withRejecter:)
//    func multiply(a: Float, b: Float, resolve:RCTPromiseResolveBlock,reject:RCTPromiseRejectBlock) -> Void {
//        resolve(a*b)
//    }
//}