def build_decode_cmd(src, dest, decoder):
    """ Build command to decode downloaded into JSON """
    decode_multiple = 'decode_multiple'
    decoder_module = decoder
    input_format = 'csv'
    decode_cmd = (
        '{decode_multiple} --filename {src} --format {input_format} {decoder_module} > {dest}'
        .format(decode_multiple=decode_multiple, decoder_module=
        decoder_module, src=src, input_format=input_format, dest=dest))
    return decode_cmd
