{
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  "materials": {
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   "metallic": 1,
   "roughness": 0.1,
   "materialMappingScale": 0.5,
    "albedoMap": "https://hifi-content.s3.amazonaws.com/brosche/DomainContent/LoadTest/FeedbackApp/images/buttonImages/button4-idle.png"
  }
}