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gcloud beta iam service-accounts keys get-public-key

NAME
gcloud beta iam service-accounts keys get-public-key - get the public key for a service account key pair
SYNOPSIS
gcloud beta iam service-accounts keys get-public-key KEY-ID --iam-account=IAM_ACCOUNT --output-file=OUTPUT_FILE [--type=TYPE; default="pem"] [GCLOUD_WIDE_FLAG …]
DESCRIPTION
(BETA) Get the public key for a service account key pair in pem or raw format.
EXAMPLES
To get the public key for some key ID for some service account (to validate a blob or JWT signature, for example), run: 
gcloud beta iam service-accounts keys get-public-key keyid --output-file=key-file --iam-account=my-iam-account@my-project.iam.gserviceaccount.com
POSITIONAL ARGUMENTS
KEY-ID
The key to get.
REQUIRED FLAGS
--iam-account=IAM_ACCOUNT
A textual name to display for the account.
--output-file=OUTPUT_FILE
The output file to write the public key.
OPTIONAL FLAGS
--type=TYPE; default="pem"
The type of the public key to get. TYPE must be one of: pem, raw.
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.

NOTES
This command is currently in beta and might change without notice. This variant is also available: 
gcloud alpha iam service-accounts keys get-public-key