( ! ) Warning: Declaration of Jetpack_IXR_Client::query() should be compatible with IXR_Client::query(...$args) in C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php on line 0
Call Stack
#	Time	Memory	Function	Location
1	0.0001	402648	{main}( )	...\index.php:0
2	0.0001	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3140	9209312	wp( )	...\wp-blog-header.php:16
4	0.3140	9209336	WP->main( )	...\functions.php:1334
5	0.3141	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3147	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3147	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3147	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3147	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3148	9237072	rest_get_server( )	...\rest-api.php:403
11	0.3148	9240008	do_action( )	...\rest-api.php:577
12	0.3148	9240384	WP_Hook->do_action( )	...\plugin.php:517
13	0.3148	9240384	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
14	0.3159	9279584	Jetpack_Core_Json_Api_Endpoints::register_endpoints( )	...\class-wp-hook.php:308
15	0.3162	9287576	Jetpack::load_xml_rpc_client( )	...\class.core-rest-api-endpoints.php:64

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	402648	{main}( )	...\index.php:0
2	0.0001	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3140	9209312	wp( )	...\wp-blog-header.php:16
4	0.3140	9209336	WP->main( )	...\functions.php:1334
5	0.3141	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3147	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3147	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3147	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3147	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3929	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.3930	11027568	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:310
12	0.3930	11027896	header ( )	...\class-wp-rest-server.php:1768

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	402648	{main}( )	...\index.php:0
2	0.0001	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3140	9209312	wp( )	...\wp-blog-header.php:16
4	0.3140	9209336	WP->main( )	...\functions.php:1334
5	0.3141	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3147	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3147	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3147	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3147	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3929	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.3946	11027512	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:311
12	0.3947	11027832	header ( )	...\class-wp-rest-server.php:1768

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	402648	{main}( )	...\index.php:0
2	0.0001	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3140	9209312	wp( )	...\wp-blog-header.php:16
4	0.3140	9209336	WP->main( )	...\functions.php:1334
5	0.3141	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3147	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3147	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3147	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3147	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3929	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.3964	11027704	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:315
12	0.3964	11028072	header ( )	...\class-wp-rest-server.php:1768

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	402648	{main}( )	...\index.php:0
2	0.0001	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3140	9209312	wp( )	...\wp-blog-header.php:16
4	0.3140	9209336	WP->main( )	...\functions.php:1334
5	0.3141	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3147	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3147	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3147	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3147	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3929	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.3978	11027592	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:323
12	0.3978	11027912	header ( )	...\class-wp-rest-server.php:1768

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	402648	{main}( )	...\index.php:0
2	0.0001	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3140	9209312	wp( )	...\wp-blog-header.php:16
4	0.3140	9209336	WP->main( )	...\functions.php:1334
5	0.3141	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3147	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3147	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3147	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3147	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3929	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.3991	11027656	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:335
12	0.3991	11028024	header ( )	...\class-wp-rest-server.php:1768

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	402648	{main}( )	...\index.php:0
2	0.0001	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3140	9209312	wp( )	...\wp-blog-header.php:16
4	0.3140	9209336	WP->main( )	...\functions.php:1334
5	0.3141	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3147	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3147	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3147	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3147	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3929	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.4003	11027704	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:359
12	0.4003	11028072	header ( )	...\class-wp-rest-server.php:1768

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	402648	{main}( )	...\index.php:0
2	0.0001	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3140	9209312	wp( )	...\wp-blog-header.php:16
4	0.3140	9209336	WP->main( )	...\functions.php:1334
5	0.3141	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3147	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3147	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3147	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3147	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3929	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.4429	11228744	WP_REST_Server->send_headers( )	...\class-wp-rest-server.php:459
12	0.4429	11228744	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:1780
13	0.4429	11229320	header ( )	...\class-wp-rest-server.php:1768

( ! ) Warning: Cannot modify header information - headers already sent by (output started at C:\wamp64_2\www\docbase\wp-content\plugins\jetpack\class.jetpack-ixr-client.php:0) in C:\wamp64_2\www\docbase\wp-includes\rest-api\class-wp-rest-server.php on line 1768
Call Stack
#	Time	Memory	Function	Location
1	0.0001	402648	{main}( )	...\index.php:0
2	0.0001	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3140	9209312	wp( )	...\wp-blog-header.php:16
4	0.3140	9209336	WP->main( )	...\functions.php:1334
5	0.3141	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3147	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3147	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3147	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3147	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3929	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.4429	11228744	WP_REST_Server->send_headers( )	...\class-wp-rest-server.php:459
12	0.4446	11228744	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:1780
13	0.4446	11229064	header ( )	...\class-wp-rest-server.php:1768

{"id":1067,"date":"2017-08-08T09:28:42","date_gmt":"2017-08-08T09:28:42","guid":{"rendered":"http:\/\/sandbox.interswitchng.com\/docbase\/docs\/paycode\/transaction-authorization-mmo\/appendix-b\/"},"modified":"2021-12-07T13:57:26","modified_gmt":"2021-12-07T13:57:26","slug":"appendix-b","status":"publish","type":"docs","link":"https:\/\/sandbox.interswitchng.com\/docbase\/docs\/paycode\/transaction-authorization-mmo\/appendix-b\/","title":{"rendered":"Appendix B"},"content":{"rendered":"

MAC Data Computation<\/strong>
\nThe macdata is one of the data elements in the Request. The hash method should be SHA512 calculated against the data elements specified below.<\/p>\n

MAC Data Computation for Authorize Transaction<\/strong>
\nThe data elements are subscriberId, providerToken, transactionType, paycode, shared secret key (to be shared between Interswitch and the MMO).
\nThe pseudo-code below shows how this can be done with any programming language of choice:<\/p>\n\n\n\n
String baseStringToBeSigned = subscriberId + \u201c&\u201d + providerToken + \u201c&\u201d + transactionType + \u201c&\u201d + paycode + \u201c&\u201d + shared_secret_key;<\/p>\n
String macdata = Base64(Hash(stringToBeSigned));<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
MAC Data Computation for Reverse Transaction<\/strong>
\nThe data elements are subscriberId, paycode, shared secret key (to be shared between Interswitch and the MMO).
\nThe pseudo-code below shows how this can be done with any programming language of choice:<\/p>\n\n\n\n
String baseStringToBeSigned = subscriberId + \u201c&\u201d + paycode + \u201c&\u201d + \u00a0shared_secret_key; String macdata = Base64(Hash(stringToBeSigned));<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"author":169,"featured_media":0,"parent":1043,"menu_order":7,"comment_status":"closed","ping_status":"closed","template":"","meta":{"spay_email":""},"doc_tag":[],"_links":{"self":[{"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/1067"}],"collection":[{"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/users\/169"}],"replies":[{"embeddable":true,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/comments?post=1067"}],"version-history":[{"count":3,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/1067\/revisions"}],"predecessor-version":[{"id":4232,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/1067\/revisions\/4232"}],"up":[{"embeddable":true,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/1043"}],"prev":[{"title":"Appendix A","link":"https:\/\/sandbox.interswitchng.com\/docbase\/docs\/paycode\/transaction-authorization-mmo\/appendix\/","href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/1064"}],"wp:attachment":[{"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/media?parent=1067"}],"wp:term":[{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/doc_tag?post=1067"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}