SEQUENCE {
  SEQUENCE {
    [0] {
      INTEGER { 2 }
    }
    INTEGER { `7214c2cb574538a4d63af28bb25140821cd3c528` }
    SEQUENCE {
      # ecdsa-with-SHA256
      OBJECT_IDENTIFIER { 1.2.840.10045.4.3.2 }
    }
    SEQUENCE {
      SET {
        SEQUENCE {
          # organizationUnitName
          OBJECT_IDENTIFIER { 2.5.4.11 }
          PrintableString { "None" }
        }
      }
    }
    SEQUENCE {
      UTCTime { "230906172100Z" }
      UTCTime { "330903172100Z" }
    }
    SEQUENCE {}
    SEQUENCE {
      SEQUENCE {
        # ecPublicKey
        OBJECT_IDENTIFIER { 1.2.840.10045.2.1 }
        # secp256r1
        OBJECT_IDENTIFIER { 1.2.840.10045.3.1.7 }
      }
      BIT_STRING { `00` `04681e0d5d4e66ff6f0cc3a9f0e1ba6114d647e9dfc2ee23418d56ad58edfb78cfe4ec8dadf856fde5a890799753bcd2a9380896701b7c13e49ec2e097f8ee3421` }
    }
    [3] {
      SEQUENCE {
        SEQUENCE {
          # keyUsage
          OBJECT_IDENTIFIER { 2.5.29.15 }
          BOOLEAN { TRUE }
          OCTET_STRING {
            BIT_STRING { b`101` }
          }
        }
        SEQUENCE {
          # extKeyUsage
          OBJECT_IDENTIFIER { 2.5.29.37 }
          OCTET_STRING {
            SEQUENCE {
              # serverAuth
              OBJECT_IDENTIFIER { 1.3.6.1.5.5.7.3.1 }
              # clientAuth
              OBJECT_IDENTIFIER { 1.3.6.1.5.5.7.3.2 }
            }
          }
        }
        SEQUENCE {
          # basicConstraints
          OBJECT_IDENTIFIER { 2.5.29.19 }
          BOOLEAN { TRUE }
          OCTET_STRING {
            SEQUENCE {}
          }
        }
        SEQUENCE {
          # subjectKeyIdentifier
          OBJECT_IDENTIFIER { 2.5.29.14 }
          OCTET_STRING {
            OCTET_STRING { `8f8c61be7ce4c34689e2618034581e34ef88b24c` }
          }
        }
        SEQUENCE {
          # authorityKeyIdentifier
          OBJECT_IDENTIFIER { 2.5.29.35 }
          OCTET_STRING {
            SEQUENCE {
              [0 PRIMITIVE] { `c9a3daf11d035f6eab28e2ea195c677568b0adea` }
            }
          }
        }
        SEQUENCE {
          # subjectAltName
          OBJECT_IDENTIFIER { 2.5.29.17 }
          BOOLEAN { TRUE }
          OCTET_STRING {
            SEQUENCE {
              [2 PRIMITIVE] { "example.com" }
            }
          }
        }
      }
    }
  }
  SEQUENCE {
    # ecdsa-with-SHA256
    OBJECT_IDENTIFIER { 1.2.840.10045.4.3.2 }
  }
  BIT_STRING {
    `00`
    SEQUENCE {
      INTEGER { `00f1891fc58e16c37752bf64d58999f703c8d458b1d22d8291292ce2ad87042990` }
      INTEGER { `00a6f16e39c83ba001f7f6aae73aaad0aea46d596800746887fe4567a4ffe88f9b` }
    }
  }
}