async def _process_inputs(
ctx: wire.Context,
inputs_list: HashBuilderList[tuple[bytes, int]],
inputs_count: int,
) -> None:
"""Read, validate and serialize the inputs."""
for _ in range(inputs_count):
input: CardanoTxInput = await ctx.call(CardanoTxItemAck(), CardanoTxInput)
inputs_list.append((input.prev_hash, input.prev_index))