README.md in fluent-plugin-gcloud-pubsub-custom-1.5.0 vs README.md in fluent-plugin-gcloud-pubsub-custom-1.6.0

@@ -59,10 +59,11 @@
   autocreate_topic false
   max_messages 1000
   max_total_size 9800000
   max_message_size 4000000
   endpoint <Endpoint URL>
+  timeout 60
   <buffer>
     @type memory
     flush_interval 1s
   </buffer>
   <format>
@@ -93,14 +94,18 @@
   - Publishing messages bytesize per request to Cloud Pub/Sub. This parameter affects only message size. You should specify a little smaller value than quota.
     - See https://cloud.google.com/pubsub/quotas#other_limits
 - `max_message_size` (optional, default: `4000000` = `4MB`)
   - Messages exceeding `max_message_size` are not published because Pub/Sub clients cannot receive it.
 - `attribute_keys` (optional, default: `[]`)
-  - Publishing the set fields as attributes.
+  - Publishing the set fields as attributes generated from input message.
+- `attribute_key_values` (optional, default: `{}`)
+  - Publishing the set fields as attributes generated from input params
 - `endpoint`(optional)
   - Set Pub/Sub service endpoint. For more information, see [Service Endpoints](https://cloud.google.com/pubsub/docs/reference/service_apis_overview#service_endpoints)
 - `compression` (optional, default: `nil`)
   - If set to `gzip`, messages will be compressed with gzip.
+- `timeout` (optional)
+  - Set default timeout to use in publish requests.
 
 ### Pull messages
 
 Use `gcloud_pubsub` input plugin.