Middleware to ensure the signed request is valid.

Create val
export default chain()
  .then(add(requireValidHmacSignature({
    // The secret value shared between you and the originating party
    signingKey: "my_super_secret_key",
    // The name of the header containing the signature to compare with our value
    signatureHeaderName: "x-signature",
  })))
  .then(send())

Migrated from folder: http/middleware/HttpMiddlewareRequireValidHmacSignature