{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949475,-0.313843,0.000000,0.000000,0.175059,-0.529611,0.829980,0.000000,-0.259937,0.786392,0.560375,0.000000,-1659657.365696,5020999.327162,3553957.064379,1],    "boundingVolume": {    "region": [1.889953,0.594705,1.890115,0.594971,0.000000,8.804800]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/12_1379297.b3dm"}}}