BattleUnitMetadata
data class BattleUnitMetadata(val creatureId: Long, val creatureSpeciesId: Long, val creatureInternalName: String, val creatureName: String, val level: Int, val requiredExperience: Int, val natureId: Long?, val captureRate: Int?, val ivs: Map<String, Int>, val evs: Map<String, Int>, val calculatedStats: Map<String, Int>)