This is a hosted stay through Hipcamp, below is the information provided by the Host regarding their offering.

Warrawong provides guests 21 fully equipped cabins, 60 large grassy powered sites and unlimited unpowered caravan sites with river frontage, endless natural secluded camp sites on the river or the lagoon.
Simply sit by the beautiful natural lagoon and watch the amazing variety of birds and enjoy the campfire at night or make the most of the outdoors and fish for a yellow belly, launch your boat or canoe or grab a mud map and bird list and enjoy a bush walk on the 1700 acre property. Warrawong on the Darling aims to be one of the best outback accommodation experiences for you and your family by providing you a warm and friendly welcome from your park hosts. Enjoy spacious grassed camping grounds along the Darling River, complete water frontage, private BBQ areas, fishing, canoeing and all children friendly accommodation. Located on the banks of the Darling River in New South Wales, just off the Barrier Highway 3km east of Wilcannia township, Warrawong on the Darling offers fully contained Cabins, Caravan and Bush Camping accommodation.