'754cd475', 'time_mid' => '7e58', 'time_hi_and_version' => '4411', 'clock_seq_hi_and_reserved' => '93', 'clock_seq_low' => '22', 'node' => 'be0725c8ce01', ]; $bytes = (string) hex2bin(implode('', $fields)); $result = $builder->build($codec, $bytes); $this->assertInstanceOf(Uuid::class, $result); } }