How to get listener fn type?

I have a very simple goal on my form that i use with

useAppForm

useAppForm

useAppForm

useAppForm.

I have an

onChange

onChange

onChange

onChange inside

listener

listener

listener

listener and i'm passing a function to it. All i need, is to be able to type the parameters of my custom function to match

onChange

onChange

onChange

onChange. Here is an example:

 <form.AppField
   listeners={{
     onChange: onPriceChangeListener,
   }}>

 <form.AppField
   listeners={{
     onChange: onPriceChangeListener,
   }}>

 <form.AppField
   listeners={{
     onChange: onPriceChangeListener,
   }}>

 <form.AppField
   listeners={{
     onChange: onPriceChangeListener,
   }}>

and my

onPriceChangeListener

onPriceChangeListener

onPriceChangeListener

onPriceChangeListener function:

const onPriceChangeListener = (params: WHAT_SHOULD_BE_TYPE?) => {};

const onPriceChangeListener = (params: WHAT_SHOULD_BE_TYPE?) => {};

const onPriceChangeListener = (params: WHAT_SHOULD_BE_TYPE?) => {};

const onPriceChangeListener = (params: WHAT_SHOULD_BE_TYPE?) => {};

Thanks!