Include accept within non-digest http signature

httpsig.py

@@ -199,7 +199,8 @@ def createSignedHeader(privateKeyPem: str, nickname: str,
         headers = {
             '(request-target)': f'post {path}',
             'host': headerDomain,
-            'date': dateStr
+            'date': dateStr,
+            'accept': contentType
         }
         signatureHeader = \
             signPostHeaders(dateStr, privateKeyPem, nickname,

session.py

@@ -181,7 +181,7 @@ def _getJsonSigned(session, url: str, domainFull: str, sessionHeaders: {},
     print('Signed GET url: ' + url)
     print('Signed GET httpPrefix: ' + httpPrefix)
     messageStr = ''
-    withDigest = True
+    withDigest = False
     signatureHeaderJson = \
         createSignedHeader(signingPrivateKeyPem, nickname, domain, port,
                            toDomain, toPort, url, httpPrefix, withDigest,