Object metadata included in metadata notifications

The table lists all the fields that are included in the JSON document that is sent to the destination endpoint when search integration is enabled.

The document name includes the bucket name, object name, and version ID if present.

Type Item name Description
Bucket and object information bucket Name of the bucket
key Object key name
versionID Object version, for objects in versioned buckets
region Bucket region, for example us-east-1
System metadata size Object size (in bytes) as visible to an HTTP client
md5 Object hash
User metadata metadata


All user metadata for the object, as key-value pairs
Tags tags


All object tags defined for the object, as key-value pairs