postJSON method
Does a POST request and returns a decoded JSON.
Implementation
Future<dynamic> postJSON(String path,
{Map<String, String>? headers,
Credential? authorization,
Map<String, Object?>? parameters,
Object? body,
String? contentType}) async {
return post(path,
headers: headers,
authorization: authorization,
parameters: parameters,
body: body,
contentType: contentType)
.then((r) => _jsonDecode(r.bodyAsString));
}