https://docs.aws.amazon.com/cli/latest/reference/acm/get-certificate.html
Examples
To retrieve an ACM certificate
The following get-certificate command retrieves the certificate for the specified ARN and the certificate chain:
aws acm get-certificate --certificate-arn arn:aws:acm:us-east-1:123456789012:certificate/12345678-1234-1234-1234-123456789012