{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943483,-0.331420,0.000000,0.000000,0.185743,-0.528771,0.828191,0.000000,-0.273898,0.779730,0.563028,0.000000,-1748815.261155,4978512.214079,3570820.522968,1],    "boundingVolume": {    "region": [1.908532,0.597996,1.908677,0.598094,0.000000,7.958390]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/2_1248366.b3dm"}}}