sdb-admin enable-http-api --all-aggregators --port 1234

sdb-admin enable-http-api --node-id 56F4A753CA,746723EADF --port 1234 --ssl

Usage:
  sdb-admin enable-http-api [flags]

  For flags that can accept multiple values (indicated by VALUES after the name of the flag),
  separate each value with a comma.

Flags:
      --all-aggregators                  Enable the Data API on all aggregator nodes in the cluster, including the Master Aggregator
  -h, --help                             Help for enable-http-api
      --node-id strings                  Node IDs for nodes on which to enable the Data API
  -p, --password STRING                  The database user's password. If a password is specified on the command line, it must not contain an unescaped '$' character as it will be replaced by the shell.
                                         If a password is not specified on the command line and the database user is not 'root', Toolbox will attempt to read the password from the ‘MEMSQL_PASSWORD’ environment variable.
                                         If this variable is present but does not contain a value, or if the variable does not exist, Toolbox will prompt for a password
      --pool-capacity POSITIVE_INTEGER   Limits the impact of the HTTP server on the database by limiting the maximum number of connections per user
      --pool-max-idle POSITIVE_INTEGER   The maximum number of connections in each pool that can be open at a time
  -P, --port PORT                        The port to use for the API endpoint
      --ssl                              To use the HTTPS endpoint, nodes must be configured for SSL and have valid 'ssl_cert' and 'ssl_key' values set
      --user string                      The database user

Global Flags:
      --backup-cache FILE_PATH                File path for the backup cache
      --cache-file FILE_PATH                  File path for the Toolbox node cache
  -c, --config FILE_PATH                      File path for the Toolbox configuration
      --disable-colors                        Disable color output in console, which some terminal sessions/environments may have difficulty with
      --disable-spinner                       Disable the progress spinner, which some terminal sessions/environments may have issues with
  -j, --json                                  Enable JSON output
      --parallelism POSITIVE_INTEGER          Maximum number of operations to run in parallel
      --runtime-dir DIRECTORY_PATH            Where to store Toolbox runtime data
      --ssh-control-persist SECONDS           Enable SSH ControlPersist and set it to the specified duration in seconds
      --ssh-max-sessions POSITIVE_INTEGER     Maximum number of SSH sessions to open per host, must be at least 3
      --ssh-strict-host-key-checking          Enable strict host key checking for SSH connections
      --ssh-user-known-hosts-file FILE_PATH   Path to the user known_hosts file for SSH connections. If not set, /dev/null will be used
      --state-file FILE_PATH                  Toolbox state file path
  -v, --verbosity count                       Increase logging verbosity: valid values are 1, 2, 3. Usage -v=count or --verbosity=count
  -y, --yes                                   Enable non-interactive mode and assume the user would like to move forward with the proposed actions by default