{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944002,-0.329941,0.000000,0.000000,0.183712,-0.525622,0.830645,0.000000,-0.273491,0.782492,0.559383,0.000000,-1746192.958778,4996076.355566,3547652.823965,1],    "boundingVolume": {    "region": [1.906982,0.593551,1.907092,0.593731,0.000000,8.772751]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/9_1318312.b3dm"}}}