{
  "schema_version": 1,
  "projection": "envoy-agent-v1",
  "identity": {
    "title": "Universal Audio Apollo X4 (QUAD) w\/ full account transfer $1000+ UAD Plugins",
    "brand": "Universal Audio",
    "model": null,
    "mpn": null,
    "gtins": null,
    "handle": "gm-universal-audio-apollo-x4-quad-thunderbolt-3-audio-interface-universal-f21a38b1",
    "url": "https://envoy-music.myshopify.com/products/gm-universal-audio-apollo-x4-quad-thunderbolt-3-audio-interface-universal-f21a38b1",
    "catalog_product_id": "product_9b6c5868f21a38b1",
    "lane": "studio",
    "product_object": "audio interface"
  },
  "offer": {
    "price": 1712.5,
    "currency": "CAD",
    "available": true,
    "condition": "Excellent",
    "price_band": "high",
    "source_verified_at": null
  },
  "specifications": {"type":"json","groups":[{"name":"Product facts","fields":[{"label":"Jim-E Stack","value":"Production Secrets for Lorde, Bon Iver \u0026 UAD Plug-Ins","source":"https:\/\/www.uaudio.com\/products\/apollo-x4"},{"label":"Apollo Artist Sessions Vol. XII","value":"Che Pope w\/ Preservation Hall Jazz Band","source":"https:\/\/www.uaudio.com\/products\/apollo-x4"},{"label":"Mary Spender","value":"Recording with the UA 610 Tube Preamp \u0026 EQ","source":"https:\/\/www.uaudio.com\/products\/apollo-x4"},{"label":"Audio resolution","value":"192 kHz","source":"https:\/\/www.uaudio.com\/products\/apollo-x4"},{"label":"Connectivity","value":"USB","source":"https:\/\/www.uaudio.com\/products\/apollo-x4"}]},{"name":"Format and size","fields":[{"label":"Format","value":"Eurorack","source":"https:\/\/envoy-music.myshopify.com\/products\/gm-universal-audio-apollo-x4-quad-thunderbolt-3-audio-interface-universal-f21a38b1"}]},{"name":"Power","fields":[{"label":"Power","value":"49 Vintage Combo Organ \u0026 Rhythm Pr","source":"https:\/\/envoy-music.myshopify.com\/products\/gm-universal-audio-apollo-x4-quad-thunderbolt-3-audio-interface-universal-f21a38b1"}]}]},
  "connectivity": null,
  "power": null,
  "included_items": null,
  "required_accessories": null,
  "optional_accessories": null,
  "compatibility": null,
  "advisor": {
    "best_for": "Players matching the published factory\/retail specs listed above.",
    "who_should_skip": null,
    "fit_notes": "Verify power, format, and connectivity against your rig before purchase; only sourced fields are listed.",
    "watchouts": "Unsourced claims are omitted. Listing-specific mods, kits, or incomplete units may not match the base model specs.",
    "verification_questions": null
  },
  "retrieval": {
    "summary": null,
    "agent_summary": null,
    "intent_terms": null,
    "use_cases": ["studio-recording","home-recording","sound-design"],
    "skill_level": "pro"
  },
  "trust": {
    "has_verified_retail_listing": false,
    "source_count": 0,
    "source_tier_mix": null,
    "evidence_flags": null,
    "spec_provenance": {"specifications":{"source_url":"https:\/\/www.uaudio.com\/products\/apollo-x4","method":"gear_universe_read_model","fetched":"2026-07-30"}}
  },
  "related": {
    "similar_item_ids": null,
    "comparison_reasons": null
}
}