# Interface: FlattenedJWS Flattened JWS definition. Payload is returned as an empty string when JWS Unencoded Payload Option [RFC7797](https://www.rfc-editor.org/rfc/rfc7797) is used. ## Table of contents ### Properties - [header](types.FlattenedJWS.md#header) - [payload](types.FlattenedJWS.md#payload) - [protected](types.FlattenedJWS.md#protected) - [signature](types.FlattenedJWS.md#signature) ## Properties ### header • `Optional` **header**: [`JWSHeaderParameters`](types.JWSHeaderParameters.md) The "header" member MUST be present and contain the value JWS Unprotected Header when the JWS Unprotected Header value is non- empty; otherwise, it MUST be absent. This value is represented as an unencoded JSON object, rather than as a string. These Header Parameter values are not integrity protected. ___ ### payload • **payload**: `string` ___ ### protected • `Optional` **protected**: `string` The "protected" member MUST be present and contain the value BASE64URL(UTF8(JWS Protected Header)) when the JWS Protected Header value is non-empty; otherwise, it MUST be absent. These Header Parameter values are integrity protected. ___ ### signature • **signature**: `string`