{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950217,-0.311590,0.000000,0.000000,0.173880,-0.530260,0.829813,0.000000,-0.258018,0.786847,0.560623,0.000000,-1647411.315231,5023906.025614,3555535.990714,1],    "boundingVolume": {    "region": [1.887612,0.595080,1.887712,0.595196,0.000000,8.815537]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/11/7_1453572.b3dm"}}}