{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895027,-0.446012,0.000000,0.000000,0.284324,-0.570564,0.770465,0.000000,-0.342696,0.687700,0.640022,0.000000,-2188764.567085,4392270.918207,4060392.198940,1],    "boundingVolume": {    "region": [2.033034,0.694465,2.033167,0.694589,0.000000,29.774752]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/12_978504.b3dm"}}}