Changes to Create live stream

added the non-success response with the status 429

removed the request property record

removed the optional property record from the response with the 200 status

added the new optional request property restreams

added the required property restreams to the response with the 200 status

the endpoint scheme security apiKey was added to the API

the endpoint scheme security bearerAuth was removed from the API

the response property liveStreamId became required for the status 200

added the optional property createdAt to the response with the 200 status

added the optional property updatedAt to the response with the 200 status