{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894852,-0.446363,0.000000,0.000000,0.284621,-0.570597,0.770331,0.000000,-0.342905,0.687445,0.640184,0.000000,-2190104.422991,4390643.606711,4061422.643620,1],    "boundingVolume": {    "region": [2.033426,0.694676,2.033560,0.694800,0.000000,42.333094]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/14_1138881.b3dm"}}}