{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.942842,-0.333240,0.000000,0.000000,0.186743,-0.528354,0.828232,0.000000,-0.275416,0.779239,0.562967,0.000000,-1758507.456503,4975375.850163,3570434.587018,1],    "boundingVolume": {    "region": [1.910472,0.597940,1.910597,0.598003,0.000000,8.372737]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/2/20_1250291.b3dm"}}}