{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950234,-0.311536,0.000000,0.000000,0.173914,-0.530464,0.829676,0.000000,-0.257931,0.786730,0.560827,0.000000,-1646854.664570,5023163.695874,3556833.700232,1],    "boundingVolume": {    "region": [1.887556,0.595357,1.887655,0.595412,0.000000,8.800865]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/9.b3dm"}}}