Passing HTTP Request to an Azure Function with ServiceBusTrigger

Question

I have a durable function starter defined like the one below. How can I trigger it via postman for my API testing instead of triggering the test request via a ServiceBusTrigger? I followed the instructions listed here. This works when I pass the payload in "code and test" window of function app. But I see this error when I pass the payload for MyDto from postman -

 System.ArgumentNullException : Value cannot be null. (Parameter value)\n   at Microsoft.Azure.WebJobs.ServiceBus.ServiceBusTriggerBindingStrategy.GetBindingData(ServiceBusTriggerInput value)\

I have a durable function starter defined like the one below. How can I trigger it via postman for my API testing instead of triggering the test request via a ServiceBusTrigger? I followed the instructions listed here. But I see this error when I pass the payload for MyDto from postman - "type": "System.ArgumentNullException", "message": "Value cannot be null. (Parameter 'value')",

[Function(nameof(MyFunctionStarter))]
public async System.Threading.Tasks.Task RunAsync(
        [ServiceBusTrigger(StorageBusQueueName,
           Connection = StorageBusConnectionString)] MyDto incomingMessage,
        [DurableClient] DurableTaskClient durableTaskClient)
{   
c#.netazureazure-functions

Answer 1

For the benefit of others coming across this post, the issue was the payload when running non-http functions via the Admin API as covered here should be as follows

{
  "input": "<payload-normally-sent-to-the-function-as-a-string>",
}