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Capture Context {#micro-capture-context-bank-intro}
===================================================

The capture context request is a signed JSON Web Token (JWT) that includes all of the merchant-specific parameters. This request tells the front-end JavaScript library how to behave within your payment experience. The request provides authentication, one-time keys, the target origin to the `Microform Integration`, in addition to allowed card networks and payment types.  
These fields are available for requesting the capture context for accepting eCheck information:

Required fields:
:
allowedPaymentTypes
:
clientVersion
:
targetOrigins

Optional fields:
:
allowedCardNetworks
:
transientTokenResponseOptions  
For information about JWTs, see [JSON Web Tokens](/docs/vas/en-us/digital-accept-flex/developer/all/rest/digital-accept-flex/uc-intro/uc-appendix/uc-appendix-jwts.md "").  
For more information on requesting the capture context, see [Capture Context API](/docs/vas/en-us/digital-accept-flex/developer/all/rest/digital-accept-flex/microform-integ-v2/micro-v2-reference/flex-capture-context-api-intro.md "").  
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