I had created a API named FormsApi and method name CreateLead here is the code.when i try to run the code its showing page not found 404 error.Here is the code

[Microsoft.AspNetCore.Mvc.Route("FormsApi/[action]")] public class FormsApiController : UmbracoApiController {

private readonly IPublishedContent _rootContent;

public FormsApiController(IPublishedContent rootContent, IConfiguration configuration)
{
    _rootContent = rootContent;
    this.configuration = configuration;
}

private readonly IConfiguration configuration;


[Microsoft.AspNetCore.Mvc.HttpPost("CreateLead")]
public async System.Threading.Tasks.Task<IHttpActionResult> CreateLead([System.Web.Http.FromBody] CRMLeadModel lead)
{

}

}