dst[dstIndex + 2 * i + 1] = (byte) (((tmp[i] & 0xF0) >> 4) + 0x41);
            dst[dstIndex + 2 * i + 2] = (byte) ((tmp[i] & 0x0F) + 0x41);
        }
        for (; i < 15; i++) {
            dst[dstIndex + 2 * i + 1] = (byte) 0x43;
            dst[dstIndex + 2 * i + 2] = (byte) 0x41;
        }
        dst[dstIndex + TYPE_OFFSET] = (byte) (((this.hexCode & 0xF0) >> 4) + 0x41);

		// string "Bins"
		o = append(o, 0x82, 0xa4, 0x42, 0x69, 0x6e, 0x73)
		o = msgp.AppendArrayHeader(o, uint32(24))
		for zb0009 := range zb0008.Bins {
			o, err = zb0008.Bins[zb0009].MarshalMsg(o)
			if err != nil {
				err = msgp.WrapError(err, zb0007, "Bins", zb0009)
				return
			}
		}
		// string "UpdatedAt"
		o = append(o, 0xa9, 0x55, 0x70, 0x64, 0x61, 0x74, 0x65, 0x64, 0x41, 0x74)
		o = msgp.AppendTime(o, zb0008.UpdatedAt)

                dst[dstIndex + 2 * i + 2] = (byte) ((tmp[i] & 0x0F) + 0x41);
            }
            for (; i < 15; i++) {
                dst[dstIndex + 2 * i + 1] = (byte) 0x43;
                dst[dstIndex + 2 * i + 2] = (byte) 0x41;
            }
            dst[dstIndex + TYPE_OFFSET] = (byte) (((hexCode & 0xF0) >> 4) + 0x41);

	o = append(o, 0xb7, 0x42, 0x75, 0x63, 0x6b, 0x65, 0x74, 0x54, 0x61, 0x72, 0x67, 0x65, 0x74, 0x73, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x4a, 0x53, 0x4f, 0x4e)
	o = msgp.AppendBytes(o, z.BucketTargetsConfigJSON)
	// string "BucketTargetsConfigMetaJSON"
	o = append(o, 0xbb, 0x42, 0x75, 0x63, 0x6b, 0x65, 0x74, 0x54, 0x61, 0x72, 0x67, 0x65, 0x74, 0x73, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x4d, 0x65, 0x74, 0x61, 0x4a, 0x53, 0x4f, 0x4e)

     */
    static Stream<Arguments> encodeProvider() {
        return Stream.of(Arguments.of(new byte[0], ""), Arguments.of(new byte[] { (byte) 0x41 }, "QQ=="), // "A"
                Arguments.of(new byte[] { (byte) 0x41, (byte) 0x42 }, "QUI="), // "AB"
                Arguments.of("Man".getBytes(), "TWFu"), // 3 bytes, no padding

    public void testReadSid() throws IOException, PACDecodingException {
        // A simple SID: S-1-1-0
        byte[] data = new byte[] { 0x01, 0x00, 0x00, 0x00, // sidSize = 1
                0x01, // revision
                0x01, // sub-authority count
                0x00, 0x00, 0x00, 0x00, 0x00, 0x01, // authority
                0x00, 0x00, 0x00, 0x00 // sub-authority 1
        };
        PacDataInputStream pdis = createInputStream(data);

	// map header, size 19
	// string "ID"
	o = append(o, 0xde, 0x0, 0x13, 0xa2, 0x49, 0x44)
	o = msgp.AppendString(o, z.ID)
	// string "Bucket"
	o = append(o, 0xa6, 0x42, 0x75, 0x63, 0x6b, 0x65, 0x74)
	o = msgp.AppendString(o, z.Bucket)
	// string "BaseDir"
	o = append(o, 0xa7, 0x42, 0x61, 0x73, 0x65, 0x44, 0x69, 0x72)
	o = msgp.AppendString(o, z.BaseDir)
	// string "Prefix"

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        // Encode "TEST" (0x54 0x45 0x53 0x54)
        // T=0x54: upper nibble 0x5->F(0x46), lower nibble 0x4->E(0x45)
        src[1] = 'F';
        src[2] = 'E'; // T
        // E=0x45: upper nibble 0x4->E(0x45), lower nibble 0x5->F(0x46)
        src[3] = 'E';
        src[4] = 'F'; // E
        // S=0x53: upper nibble 0x5->F(0x46), lower nibble 0x3->D(0x44)
        src[5] = 'F';
        src[6] = 'D'; // S

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