// The command line tool kubectl, for example, allows use of the singular resource name in place of plurals.
  // The singular form of a resource should always be an optional element - when in doubt use the canonical resource name.
  optional string singularResource = 4;

  // +listType=map
  // +listMapKey=type
  // +optional
  repeated CertificateSigningRequestCondition conditions = 1;

  // If request was approved, the controller will place the issued certificate here.
  // +listType=atomic
  // +optional
  optional bytes certificate = 2;
}

// ExtraValue masks the value so protobuf can generate
// +protobuf.nullable=true