{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943889,-0.330262,0.000000,0.000000,0.184482,-0.527249,0.829443,0.000000,-0.273358,0.781255,0.561173,0.000000,-1745353.213546,4988214.878810,3559033.403005,1],    "boundingVolume": {    "region": [1.907330,0.595745,1.907426,0.595860,0.000000,8.320856]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/8_1272170.b3dm"}}}