{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898115,-0.439760,0.000000,0.000000,0.284482,-0.580993,0.762573,0.000000,-0.334404,0.682949,0.649427,0.000000,-2135892.985898,4362101.431787,4120224.805070,1],    "boundingVolume": {    "region": [2.026077,0.706793,2.026178,0.706868,0.000000,8.849686]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/15/10_1823992.b3dm"}}}