{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950678,-0.310180,0.000000,0.000000,0.173222,-0.530911,0.829535,0.000000,-0.256764,0.786962,0.561037,0.000000,-1639407.047822,5024651.146940,3558164.043997,1],    "boundingVolume": {    "region": [1.886121,0.595580,1.886237,0.595695,0.000000,8.800633]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/11_1423990.b3dm"}}}