Serpapi Api not working

I am using first time Kong Manager Community version 3.9 and try to configure following serpapi but getting 301 Error.

Here is my configuration.

Gateway Service

retries: 5
port: 443
protocol: https
write_timeout: 60000
enabled: true
connect_timeout: 60000
host: serpapi.com
read_timeout: 60000
path: /search.json
name: serpapi-service
id: c73c8c47-ce8d-4577-bbb9-575c68edbdfe

Request Transformer.

enabled: true
id: b7a4fd6e-525f-4272-b6d7-1134de5150fa
service:
id: c73c8c47-ce8d-4577-bbb9-575c68edbdfe
protocols:

  • grpc

  • grpcs

  • http

  • https
    config:
    http_method: null
    append:
    querystring:

    • key:
      body:
      headers:
      rename:
      querystring:
      body:
      headers:
      remove:
      querystring:
      body:
      headers:
      replace:
      headers:
      querystring:
      body:
      uri: null
      add:
      querystring:
      body:
      headers:
      name: request-transformer
      instance_name: serpapi
  • Route

preserve_host: false
id: ed66024f-d794-4d46-8c83-ac1b1c5d0920
strip_path: true
protocols:

  • http
  • https
    service:
    id: c73c8c47-ce8d-4577-bbb9-575c68edbdfe
    path_handling: v0
    https_redirect_status_code: 426
    response_buffering: true
    paths:
  • /serpapi
    methods:
  • GET
  • POST
    regex_priority: 0
    request_buffering: true
    name: serpapi-route