import requests;
import json;

dados = []
myURL = "http://nexuswebdigital.com:9999/auth/login"

with open("data.json", "r") as f:
    data=json.load(f);

for item in data:
    response = requests.post(url=myURL, json=item)
    print(response.text)
    dados.append(json.loads(response.text))

arquivo = open("logindata.json", "w")
json.dump(dados, arquivo, indent=4)
arquivo.close()