{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943937,-0.330125,0.000000,0.000000,0.184244,-0.526814,0.829772,0.000000,-0.273354,0.781608,0.560685,0.000000,-1745324.500971,4990455.178200,3555926.428503,1],    "boundingVolume": {    "region": [1.907185,0.595155,1.907281,0.595270,0.000000,8.770031]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/2_1276363.b3dm"}}}