Erro com o POST usando CPF

Deprecation warning: value provided is not in a recognized RFC2822 or ISO format. moment construction falls back to js Date(), which is not reliable across all browsers and versions. Non RFC2822/ISO date formats are discouraged. P lease refer to http://momentjs.com/guides/#/warnings/js-date/ for more info. Arguments: [0] _isAMomentObject: true, _isUTC: false, _useUTC: false, _l: undefined, _i: Invalid date, _f: undefined, _strict: undefined, _locale: [object Object] Error

Quando tento fazer o post usando o cpf encontro o erro acima. Estou usando o mesmo body para o JSON da professora durante o vídeo.

{
    "cliente": "10020030020",
    "pet": "Harry",
    "servico": "tosa",
    "observacoes": "idoso",
    "data": "25/02/2022"
}