gcloud pubsub schemas validate-schema

INFORMATION
gcloud pubsub schemas validate-schema is not available in universe domain universe.
NAME
gcloud pubsub schemas validate-schema - validate a Pub/Sub schema
SYNOPSIS
gcloud pubsub schemas validate-schema --type=TYPE (--definition=DEFINITION     | --definition-file=PATH_TO_FILE) [GCLOUD_WIDE_FLAG …]
DESCRIPTION
Validate a new Pub/Sub schema.
EXAMPLES
To validate a PROTOCOL_BUFFER schema, run: 
gcloud pubsub schemas validate-schema --definition="syntax = 'proto3'; message Message { optional string key = 1; }" --type=PROTOCOL_BUFFER

To validate an equivalent AVRO schema, run: 

gcloud pubsub schemas validate-schema --definition='{ "type": "record", "namespace": "my.ns", "name":
 "KeyMsg", "fields": [ { "name": "key", "type": "string" } ] }' \
    --type=AVRO
REQUIRED FLAGS
--type=TYPE
Type of the schema. TYPE must be one of: avro, protocol-buffer.
Schema definition. Exactly one of these must be specified:
--definition=DEFINITION
Inline schema definition.
--definition-file=PATH_TO_FILE
File containing schema definition. Use a full or relative path to a local file containing the value of definition_file.
GCLOUD WIDE FLAGS
These flags are available to all commands: --access-token-file, --account, --billing-project, --configuration, --flags-file, --flatten, --format, --help, --impersonate-service-account, --log-http, --project, --quiet, --trace-token, --user-output-enabled, --verbosity.

Run $ gcloud help for details.

API REFERENCE
This command uses the pubsub/v1 API. The full documentation for this API can be found at: https://cloud.google.com/pubsub/docs
NOTES
These variants are also available: 
gcloud alpha pubsub schemas validate-schema
 
gcloud beta pubsub schemas validate-schema