{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898415,-0.439148,0.000000,0.000000,0.283632,-0.580258,0.763449,0.000000,-0.334325,0.683967,0.648395,0.000000,-2135378.450972,4368587.729087,4113658.311827,1],    "boundingVolume": {    "region": [2.025380,0.705363,2.025512,0.705585,0.000000,10.574259]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/9_1831920.b3dm"}}}