// POST api/pet
public async Task <JsonResult <PetsViewModel> > Post([FromBody] PetPostViewModel data)
{
await _DBservice.CreateNewPet(data.newPet, data.ownerId);
IEnumerable <Pet> pets = await _DBservice.GetPets(data.ownerId);
return(Json(new PetsViewModel
{
NumberOfPets = pets.Count(),
Pets = pets
}));
}