{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948711,-0.316143,0.000000,0.000000,0.176433,-0.529455,0.829788,0.000000,-0.261781,0.785577,0.560660,0.000000,-1671435.998342,5015798.050007,3555768.895704,1],    "boundingVolume": {    "region": [1.892410,0.595071,1.892506,0.595294,0.000000,8.816292]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/13_1179328.b3dm"}}}