@type t() :: %SBoM.CycloneDX.V16.Definition.Standard.Requirement{
  __unknown_fields__: [Protobuf.unknown_field()],
  bom_ref: String.t() | nil,
  descriptions: [String.t()],
  externalReferences: [SBoM.CycloneDX.V16.ExternalReference.t()],
  identifier: String.t() | nil,
  openCre: [String.t()],
  parent: String.t() | nil,
  properties: [SBoM.CycloneDX.V16.Property.t()],
  text: String.t() | nil,
  title: String.t() | nil
}