Getting 400 Client Error: Bad Request for url for oauth low code connector

hi
I am trying to use this connector definition for a lightspeed but i get error when trying to validate using python main.py check --config secrets/config.json:

Unable to connect to stream orders - 400 Client Error: Bad Request for url (this is only part of the url): access_token.php

I am not allowed to put the full url for the access_token because I am new user but the URL is vetted FYI. I am able to do similar call using postman.

This is the manifest.yaml. Can anyone point me to where i might going off track?

version: “0.29.0”

definitions:
selector:
type: RecordSelector
extractor:
type: DpathExtractor
field_path:
requester:
type: HttpRequester
url_base: “https://api.lightspeedapp.com
http_method: “GET”
authenticator:
type: OAuthAuthenticator
token_refresh_endpoint: “access_token.php”
client_id: “{{ config[‘client_id’] }}”
client_secret: “{{ config[‘client_secret’] }}”
refresh_token: “”
retriever:
type: SimpleRetriever
record_selector:
$ref: “#/definitions/selector”
paginator:
type: DefaultPaginator
pagination_strategy:
type: “CursorPagination”
cursor_value: “{{ response.next }}”
stop_condition: “{{ response.next == ‘’ }}”
page_size: 100
page_size_option:
field_name: “limit”
inject_into: “request_parameter”
page_token_option:
type: RequestOption
field_name: “after”
inject_into: “request_parameter”
requester:
$ref: “#/definitions/requester”
base_stream:
type: DeclarativeStream
retriever:
$ref: “#/definitions/retriever”
orders_stream:
$ref: “#/definitions/base_stream”
name: “orders”
primary_key: “id”
$parameters:
path: “/API/V3/Account/{{ config[‘account_id’] }}/Sale.json?load_relations=%5B%22SaleLines%22%5D&sort=saleID&limit=100&after=WzEwMl0%3D”

streams:

  • “#/definitions/orders_stream”

check:
type: CheckStream
stream_names:
- “orders”

spec:
type: Spec
documentation_url: https://docs.airbyte.com/integrations/sources/lightspeed-r-command
connection_specification:
title: Lightspeed R Command Spec
type: object
required:
- api_key
- account_id
additionalProperties: true
properties:
# ‘TODO: This schema defines the configuration required for the source. This usually involves metadata such as database and/or authentication information.’:
api_key:
type: string
description: API Key
account_id:
type: string
description: Account Id