( ! ) 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	0.0002	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3024	9209312	wp( )	...\wp-blog-header.php:16
4	0.3024	9209336	WP->main( )	...\functions.php:1334
5	0.3025	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3032	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3032	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3032	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3032	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3032	9237072	rest_get_server( )	...\rest-api.php:403
11	0.3032	9240008	do_action( )	...\rest-api.php:577
12	0.3032	9240384	WP_Hook->do_action( )	...\plugin.php:517
13	0.3032	9240384	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
14	0.3044	9279584	Jetpack_Core_Json_Api_Endpoints::register_endpoints( )	...\class-wp-hook.php:308
15	0.3047	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	0.0002	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3024	9209312	wp( )	...\wp-blog-header.php:16
4	0.3024	9209336	WP->main( )	...\functions.php:1334
5	0.3025	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3032	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3032	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3032	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3032	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3852	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.3853	11027568	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:310
12	0.3854	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	0.0002	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3024	9209312	wp( )	...\wp-blog-header.php:16
4	0.3024	9209336	WP->main( )	...\functions.php:1334
5	0.3025	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3032	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3032	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3032	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3032	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3852	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.3870	11027512	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:311
12	0.3870	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	0.0002	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3024	9209312	wp( )	...\wp-blog-header.php:16
4	0.3024	9209336	WP->main( )	...\functions.php:1334
5	0.3025	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3032	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3032	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3032	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3032	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3852	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.3887	11027704	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:315
12	0.3888	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	0.0002	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3024	9209312	wp( )	...\wp-blog-header.php:16
4	0.3024	9209336	WP->main( )	...\functions.php:1334
5	0.3025	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3032	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3032	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3032	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3032	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3852	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.3901	11027592	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:323
12	0.3902	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	0.0002	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3024	9209312	wp( )	...\wp-blog-header.php:16
4	0.3024	9209336	WP->main( )	...\functions.php:1334
5	0.3025	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3032	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3032	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3032	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3032	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3852	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.3915	11027656	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:335
12	0.3915	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	0.0002	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3024	9209312	wp( )	...\wp-blog-header.php:16
4	0.3024	9209336	WP->main( )	...\functions.php:1334
5	0.3025	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3032	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3032	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3032	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3032	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3852	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.3928	11027704	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:359
12	0.3929	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	0.0002	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3024	9209312	wp( )	...\wp-blog-header.php:16
4	0.3024	9209336	WP->main( )	...\functions.php:1334
5	0.3025	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3032	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3032	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3032	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3032	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3852	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.4412	11242880	WP_REST_Server->send_headers( )	...\class-wp-rest-server.php:459
12	0.4412	11242880	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:1780
13	0.4412	11243456	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	0.0002	402928	require( 'C:\wamp64_2\www\docbase\wp-blog-header.php' )	...\index.php:17
3	0.3024	9209312	wp( )	...\wp-blog-header.php:16
4	0.3024	9209336	WP->main( )	...\functions.php:1334
5	0.3025	9209336	WP->parse_request( )	...\class-wp.php:780
6	0.3032	9236024	do_action_ref_array( )	...\class-wp.php:399
7	0.3032	9236024	WP_Hook->do_action( )	...\plugin.php:565
8	0.3032	9236024	WP_Hook->apply_filters( )	...\class-wp-hook.php:332
9	0.3032	9237040	rest_api_loaded( )	...\class-wp-hook.php:308
10	0.3852	11027912	WP_REST_Server->serve_request( )	...\rest-api.php:410
11	0.4412	11242880	WP_REST_Server->send_headers( )	...\class-wp-rest-server.php:459
12	0.4430	11242880	WP_REST_Server->send_header( )	...\class-wp-rest-server.php:1780
13	0.4431	11243200	header ( )	...\class-wp-rest-server.php:1768

{"id":2497,"date":"2018-02-20T13:56:27","date_gmt":"2018-02-20T13:56:27","guid":{"rendered":"http:\/\/sandbox.interswitchng.com\/docbase\/docs\/interswitch-payment-gateway\/getting-access-token\/"},"modified":"2020-12-14T10:54:45","modified_gmt":"2020-12-14T10:54:45","slug":"getting-access-token","status":"publish","type":"docs","link":"https:\/\/sandbox.interswitchng.com\/docbase\/docs\/interswitch-payment-gateway\/getting-access-token\/","title":{"rendered":"Getting Access Token"},"content":{"rendered":"

What Is an Access Token?<\/h4>\n
The Access Token is needed in every request sent to the system in order to validate the sending user.<\/p>\n

Request Structure<\/h4>\n

Method: POST<\/p>\n

Endpoint:\u00a0https:\/\/sandbox.interswitchng.com\/passport\/oauth\/token<\/p>\n

Request Body\/Payload:\u00a0“grant_type”:”client_credentials”<\/p>\n

Request Headers (as Key:Value<\/strong><\/em> pairs):<\/p>\n

\n
Content-Type : application\/x-www-form-urlencoded<\/li>\n
Authorization :\u00a0Basic SUtJQTgzQkREMEI2NTlFMzUzQTI4OUQ1QUQ1QUQ5NzkzNjYwOERENzUwNzI6OHEwUzVWd2tRMHZwV01BNFJqRXZuc0Z0NWsyK0V0elExZkRiM1dPRS80OD0=<\/li>\n<\/ul>\n
where Authorization is Base64(clientID:SecretKey). For example in the above request
\nBase64<\/strong>(IKIA9614B82064D632E9B6418DF358A6A4AEA84D7218<\/em><\/span>:XCTiBtLy1G9chAnyg0z3BcaFK4cVpwDg\/GTw2EmjTZ8=<\/em><\/span>) —–\u00a0SUtJQTk2MTRCODIwNjRENjMyRTlCNjQxOERGMzU4QTZBNEFFQTg0RDcyMTg6WENUaUJ0THkxRzljaEFueWcwejNCY2FGSzRjVnB3RGcvR1R3MkVtalRaOD0=<\/span><\/strong><\/p>\n
Find sample response below<\/p>\n
{\n \"access_token\": \"eyJhbGciOiJSUzI1NiJ9.eyJhdWQiOlsiY2FyZCIsInF1aWNrdGVsbGVyIl0sInNjb3BlIjpbInByb2ZpbGUiXSwiZXhwIjoxNTE5MTM5MDIzLCJjbGllbnRfbG9nbyI6bnVsbCwianRpIjoiNzgyZjc5Y2YtYTBhZC00MWI1LThlMWMtZTkzNDMwMjU5OGNlIiwiY2xpZW50X2Rlc2NyaXB0aW9uIjpudWxsLCJjbGllbnRfaWQiOiJJS0lBODNCREQwQjY1OUUzNTNBMjg5RDVBRDVBRDk3OTM2NjA4REQ3NTA3MiJ9.hABsYsNtoMfC4fdnGKpK9jHaDISUoHXTaz7khNgUmSpc-QRTrK2gKQ3gDAb3qpPigblg6YVjss6JgJSuAGMeXGCOQFBdq5Z658wheUKbYsUq2XZJnXRDjvixhERKyfSsMIXP40EpJyUeXfvvd3pCwORGZbb5B9Yz4wOGF8-cOetYzI59aopuhAqo2CwWS60DchEm1n_BGcBcz5OGLACtrz7hrMft5shP4DLLXoJVqxcxXe9OB00pyjmlbCdJLaQHGEzicda-nK5KiO9DuNGT5sxBf5FgLyDzo5MEnP5tT1PugPB4t1h_EJ-o5yYJ1QIPd2kVsPqamWZbfXK8YwjReA\",\n \"token_type\": \"bearer\",\n \"expires_in\": 3599,\n \"scope\": \"profile\",\n \"client_logo\": null,\n \"client_description\": null,\n \"jti\": \"782f79cf-a0ad-41b5-8e1c-e934302598ce\"\n}<\/pre>\n
The expires_in<\/em> <\/span><\/strong>field represents how long before the token expires (in seconds).<\/span>
\n<\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":861,"menu_order":1,"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\/2497"}],"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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/comments?post=2497"}],"version-history":[{"count":3,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/2497\/revisions"}],"predecessor-version":[{"id":3477,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/2497\/revisions\/3477"}],"up":[{"embeddable":true,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/861"}],"next":[{"title":"Basic Purchase","link":"https:\/\/sandbox.interswitchng.com\/docbase\/docs\/interswitch-payment-gateway\/basic-purchase\/","href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/2432"}],"prev":[{"title":"API Payment","link":"https:\/\/sandbox.interswitchng.com\/docbase\/docs\/interswitch-payment-gateway\/api-payment\/","href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/863"}],"wp:attachment":[{"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/media?parent=2497"}],"wp:term":[{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/doc_tag?post=2497"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

What Is an Access Token?<\/h4>\nThe Access Token is needed in every request sent to the system in order to validate the sending user.<\/p>\n

What Is an Access Token?<\/h4>\n
The Access Token is needed in every request sent to the system in order to validate the sending user.<\/p>\n