{
   "title":"signed-03: Signed message w/ one counter signature on message",
   "input":{
      "plaintext":"This is the content.",
      "sign":{
         "protected":{
            "ctyp":0
         },
         "signers":[
            {
               "key":{
                  "kty":"OKP",
                  "kid":"11",
                  "crv":"Ed25519",
                  "x_hex":"d75a980182b10ab7d54bfed3c964073a0ee172f3daa62325af021a68f707511a",
                  "d_hex":"9d61b19deffd5a60ba844af492ec2cc44449c5697b326919703bac031cae7f60"
               },
               "unprotected":{
                  "kid":"11"
               },
               "protected":{
                   "alg":"EdDSA"
               }
            }
         ],
          "countersign":{
              "signers":[
                  {
                      "key":{
                          "kty":"OKP",
                          "kid":"11",
                          "crv":"Ed25519",
                          "x_hex":"d75a980182b10ab7d54bfed3c964073a0ee172f3daa62325af021a68f707511a",
                          "d_hex":"9d61b19deffd5a60ba844af492ec2cc44449c5697b326919703bac031cae7f60"
                      },
                      "unprotected":{
                          "kid":"11"
                      },
                      "protected":{
                          "alg":"EdDSA"
                      }
                  }
              ]
          }
      },
      "rng_description":"seed for signature"
   },
   "intermediates":{
      "signers":[
         {
            "ToBeSign_hex":"85695369676E617475726543A1030043A101274054546869732069732074686520636F6E74656E742E"
         }
      ],
      "countersigners":[
         {
            "ToBeSign_hex":"8570436F756E7465725369676E617475726543A1030043A101274054546869732069732074686520636F6E74656E742E"
         }
      ]
   },
   "output":{
      "cbor_diag":"98([h'A10300', {7: [h'A10127', {4: h'3131'}, h'B7CACBA285C4CD3ED2F0146F419886144CA638D087DE123D400167308ACEABC4B5E5C6A40C0DE0B71167A39175EA56C1FE96C89E5E7D30DAF2438A456159A20A']}, h'546869732069732074686520636F6E74656E742E', [[h'A10127', {4: h'3131'}, h'77F3EACD11852C4BF9CB1D72FABE6B26FBA1D76092B2B5B7EC83B83557652264E69690DBC1172DDC0BF88411C0D25A507FDB247A20C40D5E245FABD3FC9EC106']]])",
      "cbor":"D8628443A10300A1078343A10127A1044231315840B7CACBA285C4CD3ED2F0146F419886144CA638D087DE123D400167308ACEABC4B5E5C6A40C0DE0B71167A39175EA56C1FE96C89E5E7D30DAF2438A456159A20A54546869732069732074686520636F6E74656E742E818343A10127A104423131584077F3EACD11852C4BF9CB1D72FABE6B26FBA1D76092B2B5B7EC83B83557652264E69690DBC1172DDC0BF88411C0D25A507FDB247A20C40D5E245FABD3FC9EC106"
   }
}