What is 'RAP content identifier' in SAP BC-ESI-RAP - RESTful ABAP Programming Model?

RAP content identifier - Overview

• Component: BC-ESI-RAP

• Component Name: RESTful ABAP Programming Model

• Description: RAP input identifier that uniquely identifies an operation on one instance. The content identifier is reflected in the derived type component %cid. It identifies an instance during the consumption of static operations before the instance is identified by an instance identifier.

RAP content identifier - Details

• 
  Key Concepts: 
  RAP content identifier is a unique identifier used to identify the content of a RESTful ABAP Programming Model (RAP) request. It is used to identify the type of request, such as a GET, POST, PUT, or DELETE request. The content identifier is also used to identify the data that is being requested or sent in the request. 
  
  How to use it: 
  The RAP content identifier is used to identify the type of request and the data that is being requested or sent in the request. It is included in the HTTP header of the request and can be used to determine what type of request is being made and what data is being requested or sent. 
  
  Tips & Tricks: 
  When making a RAP request, make sure to include the RAP content identifier in the HTTP header of the request. This will ensure that the request is properly identified and that the data being requested or sent is properly identified. 
  
  Related Information: 
  The RAP content identifier is part of the SAP BC-ESI-RAP RESTful ABAP Programming Model. For more information on this model, please refer to SAP's documentation on BC-ESI-RAP RESTful ABAP Programming Model.