Changes to Read pipeline output

added the new name_and_type enum value to the request property schema

added the optional property events/items/schema to the response with the 200 status

added the optional property events/items/type_id to the response with the 200 status

added the optional property schemas/items/type_id to the response with the 200 status

removed the enum value legacy of the request property schema

the schema request property default value changed from legacy to exact