{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949383,-0.314122,0.000000,0.000000,0.175384,-0.530070,0.829618,0.000000,-0.260054,0.785970,0.560913,0.000000,-1660409.152585,5018311.073843,3557378.119093,1],    "boundingVolume": {    "region": [1.890247,0.595355,1.890409,0.595621,0.000000,8.761930]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/14_1367499.b3dm"}}}