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 Notifications: insert   Creates a  Pub/Sub notification
  configuration  
for a given bucket. 
 
  Required permissions  
 The authenticated user must have the  storage.buckets.update 
IAM
permission to use this method. 
 
  
  Request  
 HTTP request  
  POST https://storage.googleapis.com/storage/v1/b/  bucket  
/notificationConfigs   
 In addition to  standard query parameters  
,
  the following query parameters apply to this method. 
 
 To see an example of how to include query parameters in a request, see the  JSON API Overview  
page. 
 
 Parameters  
    Parameter name
 
 Value
 
 Description
 
  
  
   
   bucket 
 
  string 
 
 The parent bucket of the notification.
 
  
  
  
 Request body  
 In the request body, supply a  notification
    resource  
with the following properties: 
 
    Property name
 
 Value
 
 Description
 
 Notes
 
  
  
   
   topic 
 
  string 
 
 The Pub/Sub topic to which this subscription publishes. Formatted as:  "//pubsub.googleapis.com/projects/  PROJECT-IDENTIFIER  
/topics/  TOPIC-NAME  
" 
 
 writable
 
  
  
  
   custom_attributes 
 
  object 
 
 An optional list of additional attributes to attach to each Pub/Sub message
          published for this notification subscription.
 
 writable
 
  
   event_types[] 
 
  list 
 
 If present, only send notifications about listed  event
          types  
. If empty, send notifications for all event types. writable
 
  
   object_name_prefix 
 
  string 
 
 If present, only apply this notification configuration to object names that begin with this prefix.
 
 writable
 
  
  
  
  
  
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 Use the APIs Explorer below to call this method on live data and see the response.
 
 
 
  
  
  
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 Last updated 2025-10-24 UTC.
 
  
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