DataItem.kt

data class DataHolder(
        @SerializedName("data") val data: Array<DataItem>
)

data class DataItem(
        @SerializedName("about") val about: String,
        @SerializedName("email") val email: String,
        @SerializedName("first_name") val firstName: String,
        @SerializedName("gender") val gender: String,
        @SerializedName("hash") val hash: String,
        @SerializedName("id") val id: Long,
        @SerializedName("ip_address") val ipAddress: String,
        @SerializedName("last_name") val lastName: String,
        @SerializedName("name") val name: Name,
        @SerializedName("tags") val tags: Array<String>
)

data class Name(
        @SerializedName("first") val first: String,
        @SerializedName("second") val second: String
)