@type t() :: %Crosswake.Companions.Rindle.Contracts.UploadGrant{
  accepted_types: [String.t()],
  expires_at: String.t(),
  grant_id: String.t(),
  idempotency_key: String.t(),
  integrity_algorithms: [String.t()],
  key_prefix: String.t(),
  max_bytes: pos_integer(),
  storage_target: String.t()
}