{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858217,-0.513287,0.000000,0.000000,0.262552,-0.438987,0.859277,0.000000,-0.440277,0.736145,0.514049,0.000000,-2810636.561523,4699390.665650,3259612.466783,1],    "boundingVolume": {    "region": [2.109725,0.539836,2.109889,0.539962,0.000000,83.499081]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/3_324468.b3dm"}}}