{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943912,-0.330198,0.000000,0.000000,0.184406,-0.527147,0.829525,0.000000,-0.273332,0.781352,0.561052,0.000000,-1745186.021316,4988827.423581,3558261.931732,1],    "boundingVolume": {    "region": [1.907262,0.595599,1.907358,0.595714,0.000000,8.810181]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/6_1273950.b3dm"}}}