{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949969,-0.312344,0.000000,0.000000,0.174726,-0.531416,0.828896,0.000000,-0.258355,0.785764,0.561986,0.000000,-1649565.575403,5017017.354020,3564195.107595,1],    "boundingVolume": {    "region": [1.888387,0.596680,1.888525,0.596889,0.000000,8.633719]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/5_1408323.b3dm"}}}