post https://stream.uecore.io/api////stream-op
Send a command operation to a specific stream. Options include - 'get-message', 'get-last-message', 'get-last-x-messages', 'delete-message-by-seq', 'delete-last-message', 'purge', 'publish-message'. For each operation, you can send data = '{ help : true }' for details.