$( "form" ).serializeObject();

var rFormat = {
	id: 0,
	name: "John Doe"
};

$( "form" ).serializeObject( { requiredFormat: rFormat } );

<form>
	<input type="text" name="txt01" value="Text 01" />
	<input type="text" name="txt02" value="Text 02" />

	<input type="submit" value="Submit" />
</form>

<script>
	( function( $ ){
		$( document ).ready( function(){
			$( "form" ).submit( function( e ) {
				e.preventDefault();

				var jsonObject = $( this ).serializeObject();
				console.log( jsonObject );
			} );
		} );
	} )( jQuery );
</script>

Object {
	txt01: "Text 01",
	txt02: "Text 02"
}

<form>
	<input type="text" name="txt01[]" value="Text 01" />
	<input type="text" name="txt01[]" value="Text 02" />

	<input type="submit" value="Submit" />
</form>

<script>
	( function( $ ){
		$( document).ready( function(){
			$( "form" ).submit( function( e ) {
				e.preventDefault();

				var jsonObject = $( this ).serializeObject();
				console.log( jsonObject );
			} );
		} );
	} )( jQuery );
</script>

Object {
	txt01: Array(2) {
		0: "Text 01",
		1: "Text 02"
	}
}

<form>
	<input type="text" name="txt01[name][]" value="Text 01" />
	<input type="text" name="txt01[name][]" value="Text 02" />

	<input type="text" name="txt01[phone][]" value="000001" />
	<input type="text" name="txt01[phone][]" value="000002" />

	<input type="submit" value="Submit" />
</form>

<script>
	( function( $ ){
		$( document ).ready( function(){
			$( "form" ).submit( function( e ) {
				e.preventDefault();

				var jsonObject = $( this ).serializeObject();
				console.log( jsonObject );
			} );
		} );
	} )( jQuery );
</script>

Object 
{
	txt01: Object 
	{
		name: Array()
		{
			0: Text 01
			1: Text 02
		},
		
		phone: Array()
		{
			0: 000001
			1: 000002
		}
	}
}

<form>
	<input type="text" name="txt01[][name]" value="Text 01" />
	<input type="text" name="txt01[][phone]" value="000001" />

	<input type="text" name="txt01[][name]" value="Text 02" />
	<input type="text" name="txt01[][phone]" value="000002" />

	<input type="submit" value="Submit" />
</form>

<script>
	( function( $){
		$( document ).ready( function(){
			$( "form" ).submit( function( e ) {
				e.preventDefault();

				var jsonObject = $( this ).serializeObject();
				console.log( jsonObject );
			} );
		} );
	} )( jQuery );
</script>

Object 
{
	txt01: Array(2) 
	{
		0: Object
		{
			name: Text 01
			phone: 000001
		},
		
		1: Object
		{
			name: Text 02
			phone: 000002
		}
	}
}

<form>
	<input type="text" name="txt01[][name]" value="Text 01" />
	<input type="text" name="txt01[][phone]" value="000001" />

	<input type="text" name="txt01[][name]" value="Text 02" />
	<input type="text" name="txt01[][phone]" value="000002" />

	<input type="submit" value="Submit" />
</form>

<script>
	(function( $ ){
		$( document ).ready( function(){
			$( "form" ).submit( function( e ) {
				e.preventDefault();

				var reqFormat = {
					id: 0,
					company: "ACN"
				}; 

				var jsonObject = $( this ).serializeObject( { requiredFormat: reqFormat } );
				console.log(jsonObject);
			} );
		} );
	})( jQuery );
</script>

Object 
{
	id: 0,
	company: "ACN",
	txt01: Array(2) 
	{
		0: Object
		{
			name: Text 01
			phone: 000001
		},
		
		1: Object
		{
			name: Text 02
			phone: 000002
		}
	}
}