{
   "title":"HMAC-ENC-05: Direct key + HMAC-SHA256/64 - implicit",
   "input":{
      "plaintext":"This is the content.",
      "mac0":{
         "alg":"HS256/64",
         "protected":{
            "alg":"HS256/64"
         },
         "recipients":[
            {
               "unprotected":{
                  "alg":"direct",
                  "kid":"our-secret"
               },
               "key":{
                  "kty":"oct",
                  "kid":"our-secret",
                  "use":"enc",
                  "k":"hJtXIZ2uSN5kbQfbtTNWbpdmhkV8FJG-Onbc6mxCcYg"
               }
            }
         ]
      }
   },
   "intermediates":{
      "ToMac_hex":"84644D41433043A101044054546869732069732074686520636F6E74656E742E",
      "CEK_hex":"849B57219DAE48DE646D07DBB533566E976686457C1491BE3A76DCEA6C427188",
      "recipients":[
         {
         }
      ]
   },
   "output":{
      "cbor_diag":"17([h'A10104', {}, h'546869732069732074686520636F6E74656E742E', h'11F9E357975FB849'])",
      "cbor":"D18443A10104A054546869732069732074686520636F6E74656E742E4811F9E357975FB849"
   }
}