{
   "title":"signed-02: Signed message w/ two counter signature on signer",
   "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"
                            }
                        },
                        {
                            "key":{
                                "kty":"EC",
                                "kid":"11",
                                "crv":"P-256",
                                "x":"usWxHK2PmfnHKwXPS54m0kTcGJ90UiglWiGahtagnv8",
                                "y":"IBOL-C3BttVivg-lSreASjpkttcsz-1rb7btKLv8EX4",
                                "d":"V8kgd2ZBRuh2dgyVINBUqpPDr7BOMGcF22CQMIUHtNM"
                            },
                            "unprotected":{
                                "kid":"11"
                            },
                            "protected":{
                                "alg":"ES256"
                            }
                        }
                    ]
               }
            }
         ]
      },
      "rng_description":"seed for signature"
   },
   "intermediates":{
      "signers":[
         {
            "ToBeSign_hex":"85695369676E617475726543A1030043A101274054546869732069732074686520636F6E74656E742E",
            "countersigners":[
               {
                  "ToBeSign_hex":"8570436F756E7465725369676E617475726543A1012743A1012740584077F3EACD11852C4BF9CB1D72FABE6B26FBA1D76092B2B5B7EC83B83557652264E69690DBC1172DDC0BF88411C0D25A507FDB247A20C40D5E245FABD3FC9EC106"
               },
               {
                  "ToBeSign_hex":"8570436F756E7465725369676E617475726543A1012743A1012640584077F3EACD11852C4BF9CB1D72FABE6B26FBA1D76092B2B5B7EC83B83557652264E69690DBC1172DDC0BF88411C0D25A507FDB247A20C40D5E245FABD3FC9EC106"
               }
            ]
         }
      ]
   },
   "output":{
      "cbor_diag":"98([h'A10300', {}, h'546869732069732074686520636F6E74656E742E', [[h'A10127', {7: [[h'A10127', {4: h'3131'}, h'8E1BE2F9453D264812E590499132BEF3FBF9EE9DB27C2C168788E3B7EBE506C04FD3D19FAA9F51232AF5C959E4EF47928834647F56DFBE939112884D08EF2505'], [h'A10126', {4: h'3131'}, h'AF049B80D52C3669B29970C133543754F9CC608CE41123AE1C827E36B38CB825987F01F22BB8AB13E9C66226EE23178FFA00A4FC220593B6E5AC38960071C9C8']], 4: h'3131'}, h'77F3EACD11852C4BF9CB1D72FABE6B26FBA1D76092B2B5B7EC83B83557652264E69690DBC1172DDC0BF88411C0D25A507FDB247A20C40D5E245FABD3FC9EC106']]])",
      "cbor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
   }
}