The parameters needed to achieve a Balance Enquiry and change pin are listed below, <\/span><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n

S\/N\u00a0 Parameters\u00a0 Description\u00a0 Value\u00a0<\/strong><\/td>\n<\/tr>\n
1<\/strong><\/td>\n	Endpoint<\/td>\n	Service url<\/td>\n	https:\/\/sandbox.interswitchng.com\/ api\/v1\/cards\/balances (for balance enquiry) https:\/\/sandbox.interswitchng.com\/ api\/v1\/cards\/pinchange (for change pin)<\/td>\n	<\/td>\n<\/tr>\n
2<\/strong><\/td>\n	HTTP Method<\/td>\n	GET or POST or PUT<\/td>\n	GET (for balance enquiry) and PUT (for change pin)<\/td>\n	<\/td>\n<\/tr>\n
3<\/strong><\/td>\n	Client ID<\/td>\n	Your unique id can be gotten from the Details<\/strong> section, you can simply select sandbox app from the dropdown to load Client ID<\/td>\n	<\/td>\n	<\/td>\n<\/tr>\n
4<\/strong><\/td>\n	Secret<\/td>\n	Select sandbox app<\/strong> from the dropdown to load the secret\u00a0<\/strong><\/td>\n	<\/td>\n	<\/td>\n<\/tr>\n
5<\/strong><\/td>\n	Content-Type<\/td>\n	The MIME type of the body of the request<\/td>\n	application\/json<\/td>\n	<\/td>\n<\/tr>\n
6<\/strong><\/td>\n	Authorization<\/td>\n	Describes the Realm and Identity of the user requesting access to resource. See sample code below. Click to the Generate AUTH Headers <\/strong>to load Authorization<\/td>\n	<\/td>\n	<\/td>\n<\/tr>\n
7<\/strong><\/td>\n	Signature<\/td>\n	Must be represented in base 64. The signature is calculated from a combination defined data elements separated by the ‘&’ character. See sample code below. Click to the<\/td>\n	<\/td>\n	<\/td>\n<\/tr>\n
Generate AUTH Headers <\/strong>to load<\/td>\n<\/tr>\n
Signature<\/td>\n<\/tr>\n
8<\/strong><\/td>\n	Timestamp<\/td>\n	Request timestamp in epoch (unix). It must be in seconds and NOT milliseconds. e.g. 1440071245. \u00a0Click to the Generate AUTH Headers <\/strong>to load Timestamp<\/td>\n	<\/td>\n	<\/td>\n<\/tr>\n
9<\/strong><\/td>\n	Nonce<\/td>\n	A unique generated value for each request. It should not be repeated. Length should NOT be more than 64 characters. e.g.<\/td>\n	<\/td>\n	<\/td>\n<\/tr>\n
f5ab08912e11d147b65d0789e1ad584 72dca64e9.<\/td>\n<\/tr>\n
Click to the Generate AUTH Headers <\/strong>to load Nonce<\/td>\n<\/tr>\n
10<\/strong><\/td>\n	TERMINAL_ID<\/td>\n	Terminal Id provided by Interswitch.<\/td>\n	<\/td>\n	<\/td>\n<\/tr>\n
Click on Additional Header<\/strong> to add this<\/td>\n<\/tr>\n
11<\/strong><\/td>\n	AUTH_DATA<\/td>\n	Click on Additional Header<\/strong> to add this. This header contains the combination of the card pan, pin and expiry date all in a single block of encrypted string.(Required for<\/td>\n	<\/td>\n	<\/td>\n<\/tr>\n
Balance Enquiry)<\/td>\n	<\/td>\n<\/tr>\n
12<\/strong><\/td>\n	PRODUCT_CODE<\/td>\n	Identifies the calling client<\/td>\n	<\/td>\n	<\/td>\n<\/tr>\n
13<\/strong><\/td>\n	oldauthdata<\/td>\n	The encrypted data of the PAN, original PIN and expiry date of the card (Required for Change PIN)<\/td>\n	<\/td>\n	<\/td>\n<\/tr>\n
14<\/strong><\/td>\n	newauthdata<\/td>\n	The encrypted data of the PAN, new<\/td>\n	<\/td>\n	<\/td>\n<\/tr>\n
PIN and expiry date of the card (Required for Change PIN)<\/td>\n	<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"author":169,"featured_media":0,"parent":2664,"menu_order":3,"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\/2668"}],"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=2668"}],"version-history":[{"count":2,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/2668\/revisions"}],"predecessor-version":[{"id":2710,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/2668\/revisions\/2710"}],"up":[{"embeddable":true,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/2664"}],"next":[{"title":"Request\/Response Samples","link":"https:\/\/sandbox.interswitchng.com\/docbase\/docs\/developer-console-guide\/samples\/","href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/2669"}],"prev":[{"title":"Developer Console Configurations","link":"https:\/\/sandbox.interswitchng.com\/docbase\/docs\/developer-console-guide\/create-new-user\/","href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/docs\/2665"}],"wp:attachment":[{"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/media?parent=2668"}],"wp:term":[{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/sandbox.interswitchng.com\/docbase\/wp-json\/wp\/v2\/doc_tag?post=2668"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}