{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949005,-0.315260,0.000000,0.000000,0.175874,-0.529422,0.829928,0.000000,-0.261094,0.785954,0.560452,0.000000,-1667046.987743,5018199.500246,3554449.626803,1],    "boundingVolume": {    "region": [1.891479,0.594836,1.891574,0.595027,0.000000,11.957570]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/28_1076243.b3dm"}}}