string-store not finding identifiers other than first in Schema on deserialize typescript

import { Schema, SchemaStore, t } from '@sapphire/string-store';

export const SidekickCustomId = {
    registerConfirm: 0,
    registerCancel: 1
} as const;

export const SidekickCustomIdStore = new SchemaStore()
    .add(
        new Schema(SidekickCustomId.registerConfirm)
            .string('playerId')
            .uint4('characterSlot')
            .bit('purchased')
            .bit('humanoid')
            .int4('cr')
            .string('name')
            .string('creature')
    )
    .add(new Schema(SidekickCustomId.registerCancel).snowflake('playerId'));