{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944173,-0.329450,0.000000,0.000000,0.184132,-0.527706,0.829230,0.000000,-0.272614,0.781288,0.561490,0.000000,-1740608.848270,4988426.232608,3561046.509057,1],    "boundingVolume": {    "region": [1.906460,0.596148,1.906574,0.596223,0.000000,8.713842]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/3_1266585.b3dm"}}}