Two different custom value enum serialization

BuildingRetrofit.java

...
        Gson gson = new GsonBuilder()
                .registerTypeAdapter(NumberOfPeople.class, NumberOfPeople.getDeserializer())
                .create();

        return new Retrofit.Builder()
                ...
                .addConverterFactory(GsonConverterFactory.create(gson))
                .client(client)
                .build();

NumberOfPeople.java

package com.showaround.api.model;

import android.support.annotation.StringRes;

import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonParseException;
import com.google.gson.JsonSerializationContext;
import com.google.gson.JsonSerializer;
import com.showaround.R;

import java.lang.reflect.Type;

/**
 * @author Vilius Kraujutis
 * @since 2016-10-03 21:12.
 */
public enum NumberOfPeople {
    just_me(1, R.string.number_of_people_1),
    two_people(2, R.string.number_of_people_2),
    three_people(3, R.string.number_of_people_3),
    more_people(4, R.string.number_of_people_4);

    int value;
    @StringRes int label;

    NumberOfPeople(int value, @StringRes int label) {
        this.value = value;
        this.label = label;
    }

    public static NumberOfPeople findByAbbr(int value) {
        for (NumberOfPeople currEnum : NumberOfPeople.values()) {
            if (currEnum.value == value) {
                return currEnum;
            }
        }

        return null;
    }

    public static Deserializer getDeserializer() {
        return new Deserializer();
    }

    public int getValue() {
        return value;
    }

    @StringRes
    public int getLabel() {
        return label;
    }

    private static class Deserializer implements
            JsonDeserializer<NumberOfPeople>, JsonSerializer<NumberOfPeople> {
        @Override
        public NumberOfPeople deserialize(JsonElement json,
                                          Type typeOfT, JsonDeserializationContext ctx)
                throws JsonParseException {
            int typeInt = json.getAsInt();
            return NumberOfPeople
                    .findByAbbr(typeInt);
        }

        @Override
        public JsonElement serialize(NumberOfPeople src, Type typeOfSrc, JsonSerializationContext context) {
            return context.serialize(src.getValue());
        }
    }
}

NumberOfPeopleFinal.java

package com.showaround.api.model;

import android.support.annotation.StringRes;

import com.google.gson.annotations.SerializedName;
import com.showaround.R;

/**
 * @author Vilius Kraujutis
 * @since 2016-10-03 21:12.
 */
public enum NumberOfPeople {
    @SerializedName("1")
    just_me(R.string.number_of_people_1),

    @SerializedName("2")
    two_people(R.string.number_of_people_2),

    @SerializedName("3")
    three_people(R.string.number_of_people_3),

    @SerializedName("4")
    more_people(R.string.number_of_people_4);


    @StringRes int label;

    NumberOfPeople(@StringRes int label) {
        this.label = label;
    }
}