{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950740,-0.309989,0.000000,0.000000,0.173374,-0.531739,0.828972,0.000000,-0.256430,0.786475,0.561872,0.000000,-1637279.603850,5021556.447039,3563472.679050,1],    "boundingVolume": {    "region": [1.885895,0.596562,1.886060,0.596731,0.000000,8.809550]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/4/2_1324330.b3dm"}}}