reverted to using subject in requests. Sub_id will still be used in responses

Author: tulshi

openid-sharedsignals-framework-1_0.md

@@ -1657,7 +1657,7 @@ stream_id
 
 > REQUIRED. The stream to which the subject is being added.
 
-sub_id
+subject
 
 > REQUIRED. A Subject claim identifying the subject to be added.
 
@@ -1685,7 +1685,7 @@ Authorization: Bearer eyJ0b2tlbiI6ImV4YW1wbGUifQo=
 
 {
   "stream_id": "f67e39a0a4d34d56b3aa1bc4cff0069f",
-  "sub_id": {
+  "subject": {
     "format": "email",
     "email": "example.user@example.com"
   },
@@ -1723,7 +1723,7 @@ stream_id
 
 > REQUIRED. The stream from which the subject is being removed.
 
-sub_id
+subject
 
 > REQUIRED. A Subject claim identifying the subject to be removed.
 
@@ -1740,7 +1740,7 @@ Authorization: Bearer eyJ0b2tlbiI6ImV4YW1wbGUifQo=
 
 {
   "stream_id": "f67e39a0a4d34d56b3aa1bc4cff0069f",
-  "sub_id": {
+  "subject": {
     "format": "phone",
     "phone_number": "+12065550123"
   }
@@ -2282,3 +2282,4 @@ The OpenID Foundation (OIDF) grants to any Contributor, developer, implementer,
 
 The technology described in this specification was made available from contributions from various sources, including members of the OpenID Foundation and others. Although the OpenID Foundation has taken steps to help ensure that the technology is available for distribution, it takes no position regarding the validity or scope of any intellectual property or other rights that might be claimed to pertain to the implementation or use of the technology described in this specification or the extent to which any license under such rights might or might not be available; neither does it represent that it has made any independent effort to identify any such rights. The OpenID Foundation and the contributors to this specification make no (and hereby expressly disclaim any) warranties (express, implied, or otherwise), including implied warranties of merchantability, non-infringement, fitness for a particular purpose, or title, related to this specification, and the entire risk as to implementing this specification is assumed by the implementer. The OpenID Intellectual Property Rights policy requires contributors to offer a patent promise not to assert certain patent claims against other contributors and against implementers. The OpenID Foundation invites any interested party to bring to its attention any copyrights, patents, patent applications, or other proprietary rights that may cover technology that may be required to practice this specification.
 
+