{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944161,-0.329485,0.000000,0.000000,0.184102,-0.527556,0.829332,0.000000,-0.272677,0.781375,0.561338,0.000000,-1741008.759238,4988980.797003,3560080.497616,1],    "boundingVolume": {    "region": [1.906497,0.595964,1.906611,0.596039,0.000000,8.717790]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/0_1266876.b3dm"}}}