{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898341,-0.439298,0.000000,0.000000,0.283760,-0.580274,0.763389,0.000000,-0.334413,0.683857,0.648466,0.000000,-2135941.525756,4367883.705223,4114110.504559,1],    "boundingVolume": {    "region": [2.025548,0.705456,2.025680,0.705679,0.000000,26.077469]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/9_1832316.b3dm"}}}