{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.951879,-0.306474,0.000000,0.000000,0.112584,-0.349676,0.930082,0.000000,-0.284786,0.884518,0.369492,0.000000,-1817235.567446,5644159.202583,2341962.566682,1],    "boundingVolume": {    "region": [1.882201,0.378402,1.882365,0.378522,0.000000,31.872337]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/11_46017.b3dm"}}}