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To communicate with the Core API of the Marqeta platform, you must include the proper headers in your API requests. For information on headers included in JIT Funding requests sent by the Marqeta platform, see Gateway JIT Funding Messages.

Request headers

You must include the following headers in requests sent to the Core API:

Name	Description	Request Type	Required Value
authorization	Credentials to authenticate your request.	`GET`, `POST`, `PUT`	Your token
content-type	The media type of the requested resource.	`POST`, `PUT`	application/json

Sample request headers

Bash

$ Headers: Content-Type: application/json, Authorization: Basic {_your_encoded_credentials_}