def METHOD_NAME(
        self, enrollment_account_name, body, custom_headers=None, raw=False, **operation_config):
    # Construct URL
    url = self.create_subscription_in_enrollment_account.metadata['url']
    path_format_arguments = {
        'enrollmentAccountName': self._serialize.url("enrollment_account_name", enrollment_account_name, 'str')
    }
    url = self._client.format_url(url, **path_format_arguments)
    # Construct parameters
    query_parameters = {}
    query_parameters['api-version'] = self._serialize.query("self.api_version", self.api_version, 'str')
    # Construct headers
    header_parameters = {}
    header_parameters['Content-Type'] = 'application/json; charset=utf-8'
    if self.config.generate_client_request_id:
        header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
    if custom_headers:
        header_parameters.update(custom_headers)
    if self.config.accept_language is not None:
        header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
    # Construct body
    body_content = self._serialize.body(body, 'SubscriptionCreationParameters')
    # Construct and send request
    request = self._client.post(url, query_parameters)
    response = self._client.send(
        request, header_parameters, body_content, stream=False, **operation_config)
    if response.status_code not in [200, 202]:
        raise models.ErrorResponseException(self._deserialize, response)
    deserialized = None
    header_dict = {}
    if response.status_code == 200:
        deserialized = self._deserialize('SubscriptionCreationResult', response)
        header_dict = {
            'Location': 'str',
            'Retry-After': 'str',
        }
    if raw:
        client_raw_response = ClientRawResponse(deserialized, response)
        client_raw_response.add_headers(header_dict)
        return client_raw_response
    return deserialized