{
    "type": "gdch_service_account",
    "format_version": "1",
    "project": "project_foo",
    "private_key_id": "key_foo",
    "private_key": "-----BEGIN EC PRIVATE KEY-----\nMHcCAQEEIIGb2np7v54Hs6++NiLE7CQtQg7rzm4znstHvrOUlcMMoAoGCCqGSM49\nAwEHoUQDQgAECvv0VyZS9nYOa8tdwKCbkNxlWgrAZVClhJXqrvOZHlH4N3d8Rplk\n2DEJvzp04eMxlHw1jm6JCs3iJR6KAokG+w==\n-----END EC PRIVATE KEY-----\n",
    "name": "service_identity_name",
    "ca_cert_path": "/path/to/ca/cert",
    "token_uri": "https://service-identity.<Domain>/authenticate"
}