{
   "title":"ECDSA-03: ECDSA - P-512 - sign0",
   "input":{
      "plaintext":"This is the content.",
      "sign0":{
         "alg":"ES512",
         "key":{
            "kty":"EC",
            "kid":"bilbo.baggins@hobbiton.example",
            "use":"sig",
            "crv":"P-521",
            "x":"AHKZLLOsCOzz5cY97ewNUajB957y-C-U88c3v13nmGZx6sYl_oJXu9A5RkTKqjqvjyekWF-7ytDyRXYgCF5cj0Kt",
            "y":"AdymlHvOiLxXkEhayXQnNCvDX4h9htZaCJN34kfmC6pV5OhQHiraVySsUdaQkAgDPrwQrJmbnX9cwlGfP-HqHZR1",
            "d":"AAhRON2r9cqXX1hg-RoI6R1tX5p2rUAYdmpHZoC1XNM56KtscrX6zbKipQrCW9CGZH3T4ubpnoTKLDYJ_fF3_rJt"
         },
         "protected":{
            "alg":"ES512"
         },
         "unprotected":{
            "kid":"bilbo.baggins@hobbiton.example"
         }
      },
      "rng_description":"seed for signature"
   },
   "intermediates":{
      "ToBeSign_hex":"846A5369676E61747572653144A10138234054546869732069732074686520636F6E74656E742E"
   },
   "output":{
      "cbor_diag":"18([h'A1013823', {4: h'62696C626F2E62616767696E7340686F626269746F6E2E6578616D706C65'}, h'546869732069732074686520636F6E74656E742E', h'01664DD6962091B5100D6E1833D503539330EC2BC8FD3E8996950CE9F70259D9A30F73794F603B0D3E7C5E9C4C2A57E10211F76E79DF8FFD1B79D7EF5B9FA7DA109001965FA2D37E093BB13C040399C467B3B9908C09DB2B0F1F4996FE07BB02AAA121A8E1C671F3F997ADE7D651081017057BD3A8A5FBF394972EA71CFDC15E6F8FE2E1'])",
      "cbor":"D28444A1013823A104581E62696C626F2E62616767696E7340686F626269746F6E2E6578616D706C6554546869732069732074686520636F6E74656E742E588401664DD6962091B5100D6E1833D503539330EC2BC8FD3E8996950CE9F70259D9A30F73794F603B0D3E7C5E9C4C2A57E10211F76E79DF8FFD1B79D7EF5B9FA7DA109001965FA2D37E093BB13C040399C467B3B9908C09DB2B0F1F4996FE07BB02AAA121A8E1C671F3F997ADE7D651081017057BD3A8A5FBF394972EA71CFDC15E6F8FE2E1"
   }
}