Added a route to get a summary of all currencies

src/IO.Swagger/Controllers/WalletApi.cs

@@ -53,7 +53,7 @@ namespace IO.Swagger.Controllers
         [Authorize(AuthenticationSchemes = BearerAuthenticationHandler.SchemeName)]
         [ValidateModelState]
         [SwaggerOperation("GetUserBalances")]
-        [ProducesResponseType(typeof(WalletBalanceDto), 200)]
+        [ProducesResponseType(typeof(IEnumerable<WalletBalanceDto>), 200)]
         public virtual async Task<IActionResult> GetUserBalances()
         {
             var userIdString = HttpContext.User.Claims.First(c => c.Type == ClaimTypes.NameIdentifier).Value;