Issue with content types

GenerateParameter.cs

private async Task<SwaggerParameter> AddBodyParameterAsync(ResourceActionProcessorContext context, ResourceActionParameterDescriptor apiParameter)
{
    var operation = context.OperationDescription.Operation;

    JsonSchema4 schema = await GenerateSchema(context, apiParameter);
    string contentType = context.ResourceAction.Action.Request.ContentType;

    // NOTE CL: Workaround for bug in NSwag that overrides the custom content type - https://github.com/RSuter/NSwag/issues/1681
    // By adding a Body parameter upfront instead of it being added implicitly when setting the operation.RequestBody, we 
    // prevent NSwag of overwriting our custom content type into application/json
    var operationParameter = new SwaggerParameter
                                {
                                    Kind = SwaggerParameterKind.Body,
                                    Position = apiParameter.Position
                                };
    operation.Parameters.Add(operationParameter);

    var body = new OpenApiRequestBody
                {
                    Name = apiParameter.Name,
                    IsRequired = apiParameter.IsRequired(_settings.RequireParametersWithoutDefault),
                    Description = await apiParameter.GetDocumentationAsync(),
                    Position = apiParameter.Position                        
                };

    var mediaType = new OpenApiMediaType { Schema = schema };
    var example = new OpenApiExample
                    {
                        Description = "JSON request exmaple",
                        ExternalValue = $"http://pragmaproducts.github.io/onkeyapi/examples/{context.ResourceAction.Group.Name}/{context.ResourceAction.Resource.Name}/{context.ResourceAction.Action.Name}.json"
                    };
    mediaType.Examples.Add("Payload", example);
    
    body.Content.Add(contentType, mediaType);

    operation.Consumes = new List<string> { contentType };
    operation.RequestBody = body;
    
    return operationParameter;
}