The HTTP Status Code 100 means that the first part of a request has been received by a server and has not yet been rejected by that server. The receiving server will send a final response once the rest of the request has been received fully and acted upon.
Importantly, the Status Code 100 it means that the client should continue with the request and that the server must send another message once it has finished processing the entirety of the request.
Additional Links and Codes Related to Status Code 100
